--What do you want to be? --I want to be _______. I like talking to people and writing.
Yao Ming is a famous basketball star_______ is playing in the NBA . A. which B. who C. when D. where
Whose guitar is this? Susan plays the guitar. It must _______.
_________that river ________very clean?
If I _______ you , I _______ do that .
I pretended ________her when I walked by.