Do you know where my address book is? — It________ be in the hall cupboard. I think I saw it this morning.
| A．could | B．can | C．will | D．must |
_________ 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 |