I searched for my wallet and it wasn't there. At first, I thought I _______ it at home. Then I remembered _______ it out to pay for the taxi.
| A．must have left；to take | B．may leave；taking |
| C．might leave； to take | D．could have left；taking |
The young man insisted that he＿＿＿＿＿nothing wrong and＿＿＿free.
| A．did； set | B．had done； should be set |
| C．do； be set | D．had done； must be set |
You must be a student, ＿＿＿＿＿＿＿＿you?
| A．wasn’t | B．are | C．mustn’t | D．aren’t |
We all agreed to her suggestion that we＿＿＿＿＿＿to the Great Wall for sightseeing(观光 ).
| A．will go | B．go | C．shall go | D．should have gone |
There was a half smile on his face which suggested that he＿＿＿＿happy to have given his life for his country.
| A．was | B．should be | C．would be | D．were |
＿＿＿＿the fog, we should have reached our school.
| A．Because of | B．In spite of | C．In case of | D．But for |