Why do you often collect garbage? —I collect garbage ______ protect the environment.

Why not consider _______ to Hainan for the Spring Festival?—That’s a good idea!

Mike and Ito the zoo andsome tigers there yesterday.

________ you ________ to live in Qiandao Lake?— Yes , I did. But in 2005, I came to Hangzhou with my family.

What are you going to do in the future? –I am dreaming of opening up my ________ company.