The room is empty except for a bookshelf ________ in one corner.
| A．standing | B．to stand |
| C．stands | D．stood |
Mary passed the driving test,_____ surprised everyone in the office.
| A．which | B．what | C．this | D．it |
---- Did you visit the Big Ben in London?
---- No, we ______ it, but we spent too much time shopping.
| A．could visit | B．could have visited | C．must ahave visited it | D．can have visited |
. _____is known to us all, America is a developed country____ the first world.
| A．As; belonging | B．which; belonged | C．as; belonging to | D．which; belonged to |
The media can often help solve problems and draw attention _______ situations _______ help is needed.
| A．in; that | B．to ; that | C．in; where | D．to ;where |
I’m worn out,____,the bike doesn’t work well,___ I can’t go further.
| A．apart from; so | B．except for; because | C．beside; because | D．besides; so |