The ___________ of thunder frightened the children.

A．rumbling

B．crying

C．shouting

D．screaming

   (   ) ---What are you doing in the park?
---I am looking at the children ___volleyball.

A．plays

B．are playing

C．playing

D．to play

Thank you for_________ me this good news. (    )

A．telling

B．to tell

C．talking

D．tell

Complete the sentences with the given words in their proper forms (用括号中所给单词的适当形式完成下列句子。每空格限填一词)
1. I live near the supermarket, so it's very convenient to go _______ (shop).   
2. The _______ are usually popular in summer. (beach)   
3. People can enjoy _______ food in Bangkok. (spice)   
4. All of the _______ think the West Lake is very beautiful. (tour)   
5. Going to _______ is a good idea. When would you like to go? (Thai)

—It’s dark(黑暗的). Would you mind ______ the light?(   )
—No problem.

A．turn on

B．turning on

C．turning off