Tianjin plans to start a smart city program to deal with t{#blank#}1{#/blank#}  jams.

Can you i{#blank#}2{#/blank#}  what it would be like to live under the sea?

Teen singers TF boys are popular a{#blank#}3{#/blank#} young people.

Our traditional c{#blank#}4{#/blank#} like Peking Opera should be passed down.

It's reported that China is becoming the s{#blank#}5{#/blank#}  most overweight country, just after the US.

Now, you can enjoy {#blank#}6{#/blank#} （免费的）Wi-Fi in many places.

People like{#blank#}7{#/blank#} （分享）things through WeChat now.

We should always keep an eye on school{#blank#}8{#/blank#} （安全）.

Helping others is the most{#blank#}9{#/blank#} （有价值的）thing in the world.

I {#blank#}10{#/blank#} （很少）watch movies on my smart phone because it's not good for my eyes.

—He can p{#blank#}1{#/blank#} basketball.

    All around the world there are many kinds of animals. And more and more of them are in{#blank#}1{#/blank#}(危险) now. The tiger in {#blank#}2{#/blank#}(东北) China is one of them. The tigers don't have {#blank#}3{#/blank#}(足够的) food to eat or places to live in. The {#blank#}4{#/blank#}(形势) is very serious.

    The {#blank#}5{#/blank#}(人口) is becoming larger and larger. People need more and more places to live and more food to eat. So they take away(夺去) their land and {#blank#}6{#/blank#}(森林) .And their water isn't good to drink because people made it dirty.

    We need to {#blank#}7{#/blank#}(保护) them and help them live in {#blank#}8{#/blank#}(和平) .We shouldn't cut down their forests any more. The local {#blank#}9{#/blank#}(政府) should set up more {#blank#}10{#/blank#}(自然) parks for them. What else, we should make the water clean. It's our duty to keep a good environment for both the animals and ourselves.