问题

Who’s that boy reading in the garden Is it David—-It______be David. I saw him in the classroom just now.

A:must
B:can’t
C:may
D:shouldn’t;

正确答案是：

同类题型

For ages, Bill Gates has been supporting educational programmes that ______from kindergartens to universities.

下列文言句式与例句相同的一项是例：而莫之夭阏者

Smoking is bad for your dad’s health. You’dbetter ask him to ______.

She is ______ in visiting so many places of ______.

t changes have taken place in thatschool It is no longer ______ it was 20 years ago, _____ it was so poorlyequipped