问题

Robert is said abroad, but I don’t know what country he studied in.

A:to have studied
B:to study
C:to be studying
D:to have been studying

正确答案是：

同类题型

Medicine shouldn’t be kept where it is _____ to children.

My sister was against my suggestion while my brother was________it.[ ]

下列关于通假字的解释错误的一项：

ring her study in MassachusettsInstitute of Technology she has got the degree _____ PhD, and it is a degree______ chemistry.

It was raining, but _________ it was a nice trip