Some pre-school children go to a day care center, they learn simple English games and songs.
| A．then | B．there | C．while | D．where |
Having been married for over 10 years, the couple ____ finally because they quarreled a lot.
| A．broke up | B．broke down | C．broke out | D．broke in |
I borrowed several books from the library, ________ are about English study.
| A．two of them | B．and two of which | C．two of which | D．two of what |
Most of us value our time, but some of us treat it ________ it had no value at all.
| A．even if | B．as long as | C．even so | D．as though |
I can’t pretend ________ happy when I am not.
| A．to be | B．to have been | C．being | D．having been |
Peter ________ at this job since he graduated from college.
| A．is employed | B．was employed | C．has been employed | D．had been employed |