When will you ___________ the entrance examinations, next June or next July ?
| A．join | B．join in | C．take | D．take part in |
The movie is__________ boring; it is, in fact, rather exciting and interesting.
| A．anything but | B．nothing but | C．no more' | D．all but |
The reason__________ their failure you know is they didn't get fully prepared for the experiment.
| A．why.., that | B．that.., why | C．for.., that | D．why.., because |
___________ you've got a chance, you might as well make full use of it.
| A．Now that | B．After | C．Although | D．As soon as |
--Why has he been staying at home these days?
--He ___________ since a month ago.
| A．has been out of work | B．was out of work |
| C．has lost his work | D．had left from his work |
I just don't understand_____________ that prevents so many Americans from being as happy as one might expect.
| A．why it does | B．what it does |
| C．what it is | D．why it is |