1.Christmas ____ a holiday,most of the shops remain ____ .
A.is;locked
B.being;locked
C.is;locking
D.being;locking
答案是B,为什么.谢谢!!
2.The water remains ____ the coastal area with dirt after the sea flood.
A.to cover
B.covering
C.covered
D.being covered
答案是B.(这题为什么不能把remain看成是不及物动词,从而选A.) 谢谢!!!
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