What the teacher and the students want to say that either of the countries beautiful.A.

问题补充：

What the teacher and the students want to say that either of the countries beautiful.

A. are, are

B. is, is

C. are, is

D. is, are

答案：

A. are, are

(答案→)B. is, is

C. are, is

D. is, are

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