有一英语道题:Tom ___his clothes no.A.puts B.putting C.is putting D.put

问题描述:

有一英语道题:Tom ___his clothes no.A.puts B.putting C.is putting D.put
应该是哪个呢?为什么答案是选C?快点哦,急用!
各位大侠,球球啦!快点嘛!很急,明天就要考试了,请说明详细原因,我在追加三十分!麻烦快一点啦!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

句子后面有个now,表示动作正在进行,明显的现在进行时,所以用be doing C.is putting