---Are you still very busy?
---Yes, I _____ the report for the manager and it won’t take long．
| A．have just finished | B．am just finishing |
| C．had just finished | D．am just going to finish |
We were having a picnic when _______ there came a downpour, which was really a wet blanket.
| A．all at once | B．in addition |
| C．in return | D．as well |
______ the books, he realized they were far from enough and told some of us to share.
| A．Having counted | B．Counts |
| C．To have counted | D．Counted |
Gary was behaving as if nothing _______.
| A．happened | B．has happened |
| C．had happened | D．will happen |
Father _____ our washing machine the whole morning. He must get it done before lunch.
| A．has repaired | B．repairs |
| C．will repair | D．has been repairing |
----- Did you buy the dictionary?
---- No. My lost dictionary was found, so I ________ a new one.
| A．didn’t need to buy | B．needn’t have bought |
| C．shouldn’t have bought | D．mustn’t have bought |