Do you know _____ during the following summer holiday ?
| A．what will Tom do | B．what did Tom do |
| C．what Tom will do | D．what Tom did |
Miss Li__________ more than 100 books in the last few years.
A. read B.has read C. has been reading
My pen-pal Andrew found ______difficult to learn Chinese well.
A. /B. that C. it
I want to ues QQ to chat with you on the Internet,Can you tell me_________?
A. how to use it
B. how to use
C.what to use
Don’t talk with your partners in class_______ you are asked to do so.
A. ifB. whenC. unless