The girl looked at me with a _____ expression. Maybe the problem was quite _____.
| A．puzzled; puzzling | B．puzzling; puzzled |
| C．puzzled; puzzled | D．puzzling; puzzling |
---- What ________ great fun it would be if we could light candles to celebrate his birthday!
---- Forget it! The teacher in ________ charge of our dorm won’t be happy to see that.
| A．/; / | B．/; the | C．a; the | D．a; / |
The way ______ was thought of by him ______ the experiment was similar to the way _____ you carried it out.
| A．that, doing, which | B．which, of doing, in which |
| C．what, to do, \ | D．it, of doing, that |
------- Would you mind opening the door? It is too hot.
------- ________
| A．Not in the least. | B．Yes, I do. |
| C．No, I won’t. | D．Ok. |
I have many friends,some are businessmen.
| A．of them | B．from which | C．who of | D．of whom |
He used to ______ cards, but now he is used to _______ a walk after supper.
| A．play; taking | B．playing; take | C．play; take | D．playing; taking |