— ______ she finds out that you’ve lost her book?— I really don’t know.
.Since I came here two years ago, great changes __________ in the factory and many people want to come here to pay a visit.A have been taken place B. had been taken place C. have taken place D. are taking place
----Guess what ! I came across a friend at the party last night.---- ________. I am sure you had a wonderful time.
I ________along the street looking for a place to park when the accident_______.
They _________ laughing when they heard his funny voice.
Peter was disappointed to see the bike he had ________ went wrong again. A. repaired B had repaired C. repair D. to repair