_______his answer, I decided to try calling him up again.
| A．Not receiving |
| B．Receiving not |
| C．Having not received |
| D．Not having received |
He put on his tie, took one last look at the room and_____________ walked out of the door.
| A．gradually | B．finally | C．actually | D．entirely |
______, tears came to her eyes.
| A．Reading the letter | B．While reading the letter |
| C．As she was reading the letter | D．To read the letter |
---Mary, I heard there was an explosion in Luzhou. Could you tell me how it _______?
---Sorry, I don’t know much about it either.
| A．came on | B．came about | C．came out | D．came over |
. Can you tell me the way you think of________ the problem?
| A．to work out | B．working out | C．work out | D．to work |
----Do you mind if I record your lecture?
----_______. Go ahead.
| A．Never mind | B．No way | C．Not at all | D．No. You’d better not |