He can speak _______ English _______ Chinese, although he is a Japanese.

Volunteering is becoming ________ popular in China— Yeah, people are now aware that helping others is helping themselves [ ]

It’s all ______ you whether you go or not.

What do you think of the lecture of Li Yang’s Crazy English—I think it’s________，but someone thinks it’s much too________．

If they don’t give us some candy ___ a treat, we can play a trick ___ them.