It is not rare in __________ that people in __________ fifties are going to university for further education.
| A．90s; the | B．the 90s; 不填 |
| C．90s; their | D．the 90s; their |
Our teacher always gives us two or three tips before the answers.
| A．giving up |
| B．giving away |
| C．giving in |
| D．giving off |
Except on official such as formal receptions, American society has a certain amount of informality.
| A．cases |
| B．situations |
| C．conditions |
| D．occasions |
There is little doubt in your mind that he is innocent,?
| A．is there |
| B．isn’t there |
| C．is he |
| D．isn’t he |
—Happy birthday!
—Thank you! It is the best present I for.
| A．should have wished |
| B．must have wished |
| C．may have wished |
| D．could have wished |
—I am sorry for being late. I should have telephoned earlier.
. I have just arrived.
| A．That is to trouble |
| B．You are welcome |
| C．That is all right |
| D．You can never tell |