单词拼写（共10小题，计10分）
根据首字母或汉语提示，在答题卡上写出下列句子中单词的完全形式。
Tianjin plans to start a smart city program to deal with t         jams.
Can you i         what it would be like to live under the sea?
Teen singers TF boys are popular a           young people.
Our traditional c        like Peking Opera should be passed down.
It’s reported that China is becoming the s          most overweight country, just after the US.
Now, you can enjoy          （免费的）Wi-Fi in many places.
People like          （分享）things through WeChat now.
We should always keep an eye on school              （安全）.
Helping others is the most          （有价值的）thing in the world.
I         （很少）watch movies on my smart phone because it’s not good for my eyes.