Have you ever {#blank#}1{#/blank#} (stay) up late? If so, you know that not getting enough sleep can make you tired. Not sleeping enough can also make {#blank#}2{#/blank#} hard to think clearly the next day.

    Sleep scientists have long known that getting a good night's sleep is of great {#blank#}3{#/blank#} (important). It helps kids to be able {#blank#}4{#/blank#} (do)their best during the day.

    A recent study shows that sleep {#blank#}5{#/blank#} (help) improve problem-solving skills and {#blank#}6{#/blank#}(create) thinking. For the study, two groups of students answered {#blank#}7{#/blank#} math problems. The group that slept for eight hou rs solved the problem {#blank#}8{#/blank#} (correct) more often than the group that did not get enough sleeping.

    While you sleep {#blank#}9{#/blank#} night, your brain is busy doing its “homework”. It sorts out (整理) the information {#blank#}10{#/blank#} you get in the day. Getting enough sleep each night can improve your thinking ability. That will surely help you do your best at school. Experts say that, in return, can lead to better grades.

    Online shopping is coming into fashion in most cities, where people are able to make full use of the rapidly-developing Internet technology. Nowadays, can we find a person {#blank#}1{#/blank#} has not experienced online shopping? Definitely not.

    Online shopping {#blank#}2{#/blank#} (welcome) by most people due to various reasons. For the consumers, it can save some time for people who don't have much spare time. Just click the mouse, they can get what they want while {#blank#}3{#/blank#}(stay) at home. For the retailers (零售商), it can cut some costs for those who don't have lots of funds. Compared with the {#blank#}4{#/blank#} (tradition) trade mode, it doesn't need to rent a house.{#blank#}5{#/blank#}, there are still some disadvantages in online shopping. First, a face-to-face deal makes online shopping {#blank#}6{#/blank#} (little) reliable and trustworthy. Second, people will lose {#blank#}7{#/blank#} fun of bargaining.

    {#blank#}8{#/blank#} is undeniable (不可否认的) that shopping on the Internet has become a popular trend in modem society. We need to make the relative laws in agreement {#blank#}9{#/blank#} the rapid growth of online shopping. Only in this way can we enjoy the pleasure and {#blank#}10{#/blank#} (convenient) of online shopping without the concern of being cheated.

    Last Monday, my father would be on a{#blank#}1{#/blank#}(busy) trip for five days. Having gotten my promise of being great at home and taking care of my mother, he rest assured and put his luggage into the trunk of his car.{#blank#}2{#/blank#}(see) my father's driving away, my mother and I waved our hands and said goodbye to him. For a moment, I began to miss my father,{#blank#}3{#/blank#}(wish) that he would be safe and well the next days. I thought everything would go well, as this was not the first time that my father{#blank#}4{#/blank#}(be) away for several days. Yet, —{#blank#}5{#/blank#}(fortunate), my mother caught a cold the next morning. Looking at her pale face, I {#blank#}6{#/blank#}(experience) high levels of anxiety. However, I told myself that I had to calm down and look after my mum, {#blank#}7{#/blank#}I promised to my dad. The moment I got my mum to sleep, I put cold towel on her forehead, found pills in the medicine box, and made some noodles for her. Luckily, she woke up and felt {#blank#}8{#/blank#}(good) after taking the pills and the noodles. {#blank#}9{#/blank#}her fever was gone relieved and satisfied me a lot. In the next four days, I was taking her body temperature twice a day, ensuring that she was completely well. To our delight, my dad went back home safe and sound on Saturday. On hearing {#blank#}10{#/blank#}I had done to my mum, he as well as my mum beamed at me and gave me a big thumb. Hearing their praises and seeing bright smiles on their faces, I really felt overjoyed and thrilled. Taking care of my parents was, indeed and definitely, my mission and obligation。

    John Carter was rescued from the sea near his holiday home yesterday. The accident happened while he{#blank#}1{#/blank#}(walk) along a steep cliff at the edge of the sea. He was blown off by a strong wind and{#blank#}2{#/blank#}(fall) into the sea, 30 meters below. Luckily, a woman saw him in the sea soon afterwards and she called the police rescue service. Mr. Carter was taken to hospital with a{#blank#}3{#/blank#}(break) arm. "I'm very lucky to be alive," he said. "I can't thank the woman enough."

    Wolf Warriors II is putting China in the global spotlight. It's also the first film {#blank#}1{#/blank#}(taste) success both in terms of box office earnings and promoting Chinese values.

    Since its release on July 27, it {#blank#}2{#/blank#} (earn) an unimaginable billion yuan,{#blank#}3{#/blank#}(set) a record for domestic movies at the box office. The film focuses on a rescue operation in Africa, {#blank#}4{#/blank#} (lead) by former special forces soldier Leng Feng — played by Wu Jing—who helps Chinese workers and local Africans {#blank#}5{#/blank#} (flee) a war-tom and plague-ravaged (瘟疫肆虐的)country.

    Wolf Warriors II links art to reality, and reminds people of the massive evacuation (撤离)of Chinese people from Libya{#blank#}6{#/blank#} civil war broke out there in 2011, and from Yemen in 2015, as well as the challenges the Ebola virus created in West Africa from 2013 to 2016.

    The film describes{#blank#}7{#/blank#} the Chinese government tries to protect overseas Chinese citizens. Just {#blank#}8{#/blank#} the message at the end of the film reads, Citizens of the People's Republic of China, when you encounter danger in a foreign land, do not give up! People remember! At your back {#blank#}9{#/blank#} (stand) a strong motherland."

    Thanks to China's increasing participation in global affairs, the president could be considered as a modem Chinese hero. {#blank#}10{#/blank#}(hold) up a banner (旗帜) of peace, friendship and responsibility, Wolf Warriors II should be seen as a brave effort to promote Chinese, around the world.

    Chocolate was first used as a drink over 3,500 years ago in Central America. It was very popular with the Mayans and the Aztecs. In fact, cocoa beans were very important to people there. That was {#blank#}1{#/blank#} they were used as money. In the beginning, cocoa  {#blank#}2{#/blank#}  (plant) in Ecuador, which was, for a long time, the world's number-one producer of cocoa beans. It is still one of the top {#blank#}3{#/blank#} (producer) of the beans, but nowadays more than 70 per cent of cocoa beans come from West Africa.