You’d better take some medicine with you before you leave________someone gets sick.

A.so that          B.the moment

C.a(chǎn)s long as        D.in case

 

D

 

句意:你最好離開前帶著藥,以防有人生病。A項(xiàng)“目的是,為了”;B項(xiàng)作連詞時意為“一……就”;C項(xiàng)“只要”;D項(xiàng)“以防,萬一”。結(jié)合句意選D。

 

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