---May I borrow your pencil, please? -of course, here are two and you can use __of them.
Did you see Peter and Mike? No, I saw ______of them.
Gina loves singers _______ write their own music. A. which B. who C. has worked
Jim _________ in Zhuzhou since he finished his college. A. works B. is working C. has worked
He knows _________ about computer than me. A. much B. more C. most
Mary didn’t go to John’s birthday party because she ________. A. wasn’t invitedB. didn’t invite C. isn’t invited