问题

I noticed that he was wearing shoes that did not match. He too hard to notice.

A:might be working
B:can have worked
C:must have been working
D:should have been worked

正确答案是：

同类题型

Only by imagining and creating ____ adifference.

It takes_____time to go there by plane thanby ship

__ President Xi Jinping put________ clearly andfirmly, “The Chinese dream, after all, is the dream of the people We must makepersistent efforts and strive to realize it”

the money, he is not such kind of person.

The infrastructure of a country is 　　　　 makes everything run smoothly， including things like transport， irrigation， electricity， postal service， telephones and schools.