I was really anxious about you. You ______ home without a word.
| A．mustn’t have left | B．shouldn’t have left |
| C．couldn’t have left | D．needn’t have left |
I would love ____ to the concert last night, but I didn’t get the ticket for it. YCY
| A．to go | B．going | C．to be gone | D．to have gone |
I am ashamed, sir, that I wasted the many hours _____ I should have studied in class.
| A．while | B．as | C．once | D．when |
It is easy to________ my car from others in the parking place; it has an advertisement about Panasonic TV on the back of it.
| A．make up | B．find out | C．pick up | D．pick out |
Turn on the television or open a magazine and you _______ advertisements showing happy families.
| A．will often see | B．often see | C．are often seeing | D．have often seen |
---Lucy doesn’t mind lending you her dictionary.
---She . I have already borrowed one.
| A．can’t | B．mustn’t | C．needn’t | D．shouldn’t |