问题

The elderly ______ good care of in public places like supermarkets and airports; they are likely to get lost.

A:can have been taken
B:ought to be taking
C:must be taken
D:should take

正确答案是：

同类题型

The new teaching building is _______ the yellow one

Itis reported that the police will soon ____ the case of two missing children

The speaker _____ several other subjects in the course of his talk but mostly kept himself to the main topic.

You should spend as much time as you can__ ___the piano.

Mother told her daughter that the sound more slowly than the light.