People have planted a great many trees in order to wind and sand in t

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People have planted a great many trees in order to            wind and sand in the desert.      [     ]
A. hold down
B. hold up
C. hold back
D. hold out

答案

举一反三

I"m looking forward to         you.[     ]
A. hearing from
B. hearing of
C. hearing about
D. hearing out

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Before starting discussing the problem, just       Mr Benson.  [     ]
A. hear from
B. hear about
C. hear out
D. hear of

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The tiger is in danger of           .[     ]
A. dying out
B. dying off
C. dying of
D. dying from

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Although the wind has       , the rain remains steady, so you still need a raincoat.[     ]
A. turned up
B. gone back
C. died down
D. blown out

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She       some old photos in a drawer.    [     ]
A. came across
B. came on
C. came out
D. came after

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