While hiking, you should for dangers, spiders, snakes or poisonous plants．A.watc
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While hiking, you should ________ for dangers, ________ spiders, snakes or poisonous plants．
A.watch out; for example
B.take care; for example
C.watch out; such as
D.take care; such as
试题答案
C
解析：watch out当心，和for连用；take care注意，和of连用；for example例如；such as诸如此类。根据句意选择C项。