问题

Our duty is to ______ their country against bothdomestic and foreign enemies’ attack.

A:You are lazy
B:I don’t understand
C:You made your teacherangry
D:depend

正确答案是：

同类题型

The twin brothers have different interests. Jim likes music, ______Jack likes sports .

下列各句中，没有语病的一句是( )

In the old days, cows ________ farm work.

Tony is a friend of ________.

It is not surprising the new course on electronic games has attracted many students.