When you talk about a person’s _____, you are referring to the country, race, or social class of their parents or ancestors.
| A．origin | B．nationality | C．generation | D．relation |
At present, one of the apartments in favor of the new airport ________ that it will going a lot jobs to the area.
| A．is | B．are | C．will be | D．were |
It was _____ he came bank from Africa that wear _________ he met the girl he would like to marry.
| A．when; then | B．not; until | C．not until; that | D．only; when |
The house I grew up ________ has been taken down and replaced by an office building.
| A．in it | B．in | C．in that | D．in which |
Some people fear that ________ air pollution may bring about changes in _______ weather around the world.
| A．/; the | B．the; / | C．an; the | D．the; a |
According to statistics, a man is more than twice as likely to die of skin cancer _________ a woman.
| A．than | B．such | C．so | D．as |