It was such a funny show that people couldn't help ________again and again.A. laugh B. to laugh C. laughing
Remember the post office and buy some stamps for me, won’t you?
There are so many kinds of radios in the shop. I can’tdecide .
He feels likethe Internet day and night. Tell him not to do it again.
The little boy is sleeping. Youmake noise here.
He about three thousand words in the past three years. A. has learned B learned C. was learning D. had learned