As we all know, ______ knowledge comes from _______ practice.
| A．the; the | B．a; a | C．the ;× | D．×; × |
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_____ price decline ______ farmers' income, the central government has decided to buy more crops to protect farmers.
| A．Preventing; to affect | B．To prevent; affecting |
C．Having prevented; affecting | D．To prevent; being affected |
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What a pity! He got nothing in ______ for his hard work.
| A．award | B．prize | C．reward | D．result |
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______ your timely warning, we would have been unaware of the danger.
| A．In spite of | B．But for | C．Instead of | D．As for |
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The question then ______ that the supply of drinking water in the mountainous area is serious.
| A．rises | B．arises | C．raises | D．assesses |
We could hardly believe what she says because she is ______ changing his mind.
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