—I can't thank you enough for the gift you sent me for my birthday the other day.
—________.
| A．That's right | B．Don't mention it |
| C．With pleasure | D．Nice work |
_________ from the space, the Great Wall lies in the mountains like a huge dragon.
| A．Seeing | B．Seen | C．To see | D．Having seen |
With so much noise of the traffic, I couldn’t ______ and do my research work．
| A．put down | B．settle down | C．break down | D．take down |
He found his house broken into and many things stolen _______ his return from office.
| A．with | B．in | C．at | D．on |
He managed what ___a smile of satisfaction though it was an unexpected result that came out..
| A．counted on | B．amounted to | C．compensated for | D．majored in |
It’s very funny that many people who lose weight gain it back after some time and end up back __________ they started.
| A．when | B．after | C．since | D．where |