The reason ______he gave at the meeting for being late was not reasonable.
| A． why | B．for which | C． that | D．because |
He is giving her French lessons in ________ for her teaching him English．
| A．place | B．turn | C．exchange | D．change |
—Could you do me a favor and take these books to my office?
—Yes, .
| A．for pleasure | B．I could | C．my pleasure | D．with pleasure |
_____ entered the office when I realized that I had forgotten to bring my report.
| A．I hardly had | B．Had I hardly | C．Hardly had I | D．Hardly I had |
It is known to all that ____ you exercise regularly, you won’t stay healthy.
| A．because | B．unless | C．now that | D．in case |
Published in 1974,the book was a(n) _____ success and was soon translated into thirteen foreign lanuages.
| A．constant | B．instant | C．confident | D．innocent |