___ is left over may be put into the refrigerator, ____ it will keep for two or three weeks.
| A．Whoever; when | B．Whenever; which |
| C．Whatever; where | D．Whichever; while |
—What do you think of teaching，Bob?
—I find it fun and challenging.It is a job ________ you are doing something serious but interesting.
| A．where | B．which | C．when | D．that |
What impresses me most is________he appears in front of others，he wears a sincere and charming smile.
| A．what | B．which |
| C．that where | D．that whenever |
Whatever is left over may be put into the refrigerator，________ it will keep for two or three weeks.(2011·安徽)
| A．when | B．which | C．where | D．while |
______ we have planned ahead might change when we put it into practice．
| A．Whatever | B．Whenever |
| C．Whoever | D．However |
They've won their last three matches，________ I find a bit surprising actually.
| A．that | B．when | C．what | D．which |
Love and patience are essential qualities---and they’re a teacher should have.
| A．what | B．how | C．which | D．why |
Amazing it is, an astronaut’s superior position is filled with potential danger.
| A．when | B．if | C．unless | D．as |
Some hard-working students always keep a torch in their dormitories _____ there is a power failure.
| A．if | B．unless | C．so that | D．in case |
You can get to your destination earlier ______ you don’t mind taking the night train．
| A．when | B．if | C．though | D．until |
Some pills many people take to achieve or maintain their desired weight will lower their life expectancy_____ they contain something harmful．
| A．so that | B．in that |
| C．even if | D．as if |
While being shy is normal, it is when the shyness interferes with an individual’s daily communication with others ________ it becomes a disorder.
| A．which | B．when | C．where | D．that |
Mrs. White walks a dog in the park nearby every morning it’s rainy or windy.
| A．since | B．because | C．unless | D．until |
We shouldn’t be too crazy about learning English, ______ it is also too extreme to cancel English classes in schools.
| A．and | B．but |
| C．so | D．thus |
At the party，John made up a joke，________ people burst out laughing.
| A．on which | B．by which | C．at which | D．from which |
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