问题

Surely Mr. Peterson ____ have forgotten to buy presents for his beloved family members. After all, it was Christmas!

A:shouldn’t
B:mustn’t
C:can’t
D:needn’t

正确答案是：

同类题型

The shoes are beautiful. Please ___________

are you sure your aunt ___ back from America—Yes. My mother ___ me. I am going to see her now.

eceived training in computer for oneyear,_______ he found a job in a big company.

Sorry, sir．He ____to a meeting soon

I called ________ his house this morning, but he wasn’t inSo I left a message telling him I would call______ him the next day