Li Ming knows a lot about Canada.He must ______ a lot of books about that country.

admin2013-12-03  30

问题 Li Ming knows a lot about Canada.He must ______ a lot of books about that country.

选项 A、had read
B、have read
C、read
D、have readed

答案B

解析 “隋态动词must+have+过去分词”表示对过去情况的推测,表示某事过去一定发生了,例如:There’s nobody here—they must have all gone home.(这里一个人也没有,他们必定全都回家了。)故选B。
转载请注明原文地址:https://kaotiyun.com/show/LsYK777K
0

最新回复(0)