----How unhappy your roommate looks!
----Yes，but he’s not willing to tell me what it is____ is troubling him.
| A．what | B．which | C．as | D．that |
The environment is exactly everything that affect us in some_____.
| A．aspect | B．aspects | C．suspect | D．prospect |
Her skirt had been so _____ in packing that she had to iron it before going out.
| A．faded | B．torn | C．dirty | D．crushed |
In order to learn the _______ of the family business, Bill took a job as messenger boy in one of the offices.
| A．ins and outs | B．dos and don’ts | C．heads and tails | D．p’s and q’s |
Jim was late for two classes this morning. He said that he forgot both of the ______.
| A．rooms’ number | B．room number | C．room’s numbers | D．room numbers |
You’ve just missed your ______, and you will have to wait for the next round.
| A．chance | B．turn | C．time | D．round |