something, swim, class, careful, hour, easy ,think, minute, what,  eye ,  try ,  difficult. 

        It was the first biology class.  The teacher wanted to give a good start to her{#blank#}1{#/blank#}   . she wanted to open up her students' {#blank#}2{#/blank#}   to the world of biology . She knew that teaching those young students was not {#blank#}3{#/blank#}  , so she worked hard and {#blank#}4{#/blank#}    to find a good way to teach  them . After {#blank#}5{#/blank#}   a long time , She had an idea . She decided to show the children {#blank#}6{#/blank#}   interesting and give them a lesson at the same time.
She asked her students to watch{#blank#}7{#/blank#}  . Then she began . She put a  worn(虫) into a glass of water . the worn {#blank#}8{#/blank#}   around in the water . Then she put a second worn into a glass of alcohol(酒). It was killed after a few {#blank#}9{#/blank#}   .  She asked the students {#blank#}10{#/blank#}  they learned from it . A boy answered , "You showed us that if we drank alcohol, we wouldn't  have worns in our stomaches. "

       Changqing has a long history but it is the new district of Jinan. It {#blank#}1{#/blank#}  in the west of Jinan. and covers 1178 square kilometers. The {#blank#}2{#/blank#}  of Changqing is about 530,000. It has convenient transportation {#blank#}3{#/blank#}  it's easy to get here. There are many ancient places of interest for you to visit, such as Lingyan Temple, Xiaotang Hill and so on. It has changed a lot since it became the new district of Jinan. Now it has 15 colleges or universities. You can make your {#blank#}4{#/blank#} come true there. And the Expo garden which was built newly attracts thousands{#blank#}5{#/blank#} visitors every year. Welcome to Changqing, and you will enjoy yourself.

    That is a tree. I can see a boy under it. The boy is {#blank#}1{#/blank#}a blue T-shirt and white pants. He is Jim. He is {#blank#}2{#/blank#}English student. He is thirteen years old. He {#blank#}3{#/blank#}in No. 5 Middle School. Jim has a sister. {#blank#}4{#/blank#}name is Kate. She is eleven years old. She is in a yellow dress and blue shoes. She is {#blank#}5{#/blank#}her bike.

Dear Bill,

    I'm glad {#blank#}1{#/blank#} your letter. Thank you for {#blank#}2{#/blank#} for the weather and my health. But I am sorry to tell you that I have to stay at home because of the heavy fog and haze(雾霾).

    Since the winter last year, the fog and haze {#blank#}3{#/blank#} a lot of times. It has done great harm to our daily life. Many traffic accidents {#blank#}4{#/blank#}. More and more people were ill and the doctor said the serious disease{#blank#}5{#/blank#}by the fog and haze, quite a lot of flights have to be {#blank#}6{#/blank#} off , and a great number of people have to stay at home for fear of the poisonous(有毒的) air.

    According to the Chinese Academy of Science, driving cars and {#blank#}7{#/blank#} coals are two main reasons. People have been told: don't do outdoor sports. If you have to go out, wear a mask(口罩); wash your face and clean your nose as soon as you get home.

    People {#blank#}8{#/blank#} the importance of protecting environment. The government suggest everyone{#blank#}9{#/blank#} to work or school with the public traffic, such as the bus and the underground. Also we {#blank#}10{#/blank#} more trees.

Yours,

Li Hua