It’s a beautiful sunny day! There many people here on vacation.A. beB. amC. isD. are

问题补充：

It’s a beautiful，sunny day! There many people here on vacation.

A. be

B. am

C. is

D. are

答案：

A. be

B. am

C. is

(答案→)D. are

解析：句意：这是一个美丽的，阳光明媚的一天！有很多人在这里度假。There be句型的真正主语是be 动词后面的名词，people是个集合名词，Be动词用复数形式。故选D