【单选题】【消耗次数：1】
— Its very windy and dusty in Beijing .
—Well, more trees______ every year to stop the wind and sand.
①
should plant
②
should planted
③
can planted
④
must be planted
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【单选题】
If you have never planted anything, you won’t be able
to know the pleasure of watching the thing you have
planted ____.
①
grow
②
to grow
③
growing
④
to be growing
【单选题】
If you have never planted anything, you won’t be able to know the pleasure of watching the thing you have planted _____.
①
grow
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③
growing
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Although they plant trees in this area every year, the tops of some hills are still ______.
①
blank
②
hollow
③
vacant
④
bare
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You should have your eyes tested every year in case the ____of your spectacles need changing.
①
lenses
②
glasses
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④
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Twenty-year-olds should not _____ to drive in China.
①
allow
②
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③
be allowed
④
allowed
【单选题】
in a longer notice, the information should be well organized under titles and [].
①
groups
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headings
③
columns
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