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.

阅读短文，回答问题。
    Rose's summer holiday is coming soon. Her family loves to go on trips in summer. Last summer, she went to a lake with her parents. She swam in the lake and played on the beach.
    This summer she will go on a trip to the sea with her grandfather and grandmother. She will swim in the sea. She will watch the ships on the sea. She will be happy for the summer holiday.

强光与弱光携带的热量相比较，（  ）。

  

如何筹办我们自己的植物博览会？

在相同条件下，A容器中的H₂与B容器中的NH₃所含的原子数目相等，则两容器的容积之比为