—This wall of air is an effective answer to the problem and it ____ work. —But it is a question to put such a wall of air around the statue.
Some pre-school children go to a day care center, ________ they learn simple games and songs.
The waste can be recycled into new products, which _________ will save natural resources.
----Hi, Tracy, you look tired. ----I’m tired. I __________the living room all day.
I would like a job which pays more, but __________ I enjoy the work I’m doing at the moment.
_______ our food running out, we had to walk to a village for help.