He didn’t make________ clear when and where the meeting would be held.
| A．this | B．that | C．it | D．these |
61. If you have to plough the field anyway, you _____ as well plant crops at the same time.
| A．might | B．must | C．will | D．should |
62. He may have seen the film when it was shown last week, _____ he?
| A．can’t | B．isn’t | C．didn’t | D．hasn’t |
63. The WTO can’t _____ its name if it doesn’t include a country that is home to one fifth of mankind.
| A．live up to | B．go with | C．equal | D．compare with |
64. If _______ , English teachers must pass the oral and written tests.
| A．recruited | B．were recruited | C．recruiting | D．to be recruited |
65. Wit a large amount of work _______, the chief manager couldn’t spare time for a holiday.
| A．remained to be done | B．remaining to be done |
| C．remained being done | D．remaining to do |