Along the way children ________ in long wool coats _______ to look at us
| A．dressed; to stop | B．dressing; stopping | C．dressing; stopped | D．dressed; stopped |
—Why did he come back?
—It is ______ he forgot to take his umbrella with him.
| A．for | B．as | C．since | D．because |
— Bob didn’t pass this exam.
— He____________.
| A．should study hard | B．should have studied hard |
| C．should be studying hard | D．study hard |
Jim, I’m _______ my present job. I want to look for another one.
| A．fond of | B．busy with | C．tired of | D．pleased with |
He ______ his conclusions on the facts that are known to everyone.
| A．bases | B．puts | C．gets | D．goes |
—How many times have you been to China?
—In fact, it is the first time I __________ here.
| A．was | B．am | C．had been | D．have been |