English is understood all over the world ________ Turkey is spoken by only a few people outside Turkey itself.
| A．while | B．when | C．if | D．as |
These facts are unimportant in ________, but if you put them together, you may find something unusual.
| A．it | B．them | C．itself | D．themselves |
Mary’s house in Shanghai cost much more than ours in our hometown, though not half______.
| A．much bigger | B．as bigger | C．very big | D．so big |
Nowadays, many women, ________some are not overweight at all, are always going on diets or taking weight-loss pills, ________ are often dangerous.
| A．of whom; which | B．of which; who | C．whose; which | D．who; that |
We have to work extra hours to finish our plan, _______ the boss can’t allow us to take a day off tomorrow.
| A．so | B．or | C．and | D．but |
－Miss Jones once _________ music at a local college for ten years and now is an actress.
－No wonder I often hear her sing some pop songs.
| A．had taught | B．has been teaching | C．taught | D．is teaching |