问题

What do you think people can do for their aged parents?—They_________ do anything except to be with them and be themselves.

A:don’t have to
B:oughtn’t to
C:mustn’t
D:can’t

正确答案是：

标签： do , think , what

同类题型

It’s important ______ you to learn English well.[ ]

Who do you think is the man __________ first flew into space in China? — Yang Liwei is.

There____________ many trees in front of my house now.

A year has ________ months, and December is the ________month.

There _______ some water in the glass.