Cleaning women in big cities usually get ____by the hour.
| A．pay | B．paying | C．paid | D． to pay |
The couple went through all their pockets _________ their passports.
| A．in honour of | B．search for | C．in search of | D．in memory of |
Some pre-school children go to a day care center, ________ they learn simple games and songs.
| A．that | B．there | C．which | D．where |
The waste can be recycled into new products, which _________ will save natural resources.
| A．in turn | B．in return | C．in order | D．in time |
----Hi, Tracy, you look tired.
----I’m tired. I __________the living room all day.
| A．painted | B．had been painting | C．have been painting | D．have painted |
I would like a job which pays more, but __________ I enjoy the work I’m doing at the moment.
| A．in other words | B．on the other hand | C．for one thing | D．as a matter of fact |