Question

There          two boys and a girl under the tree.

A．is

B．a(chǎn)re

C．be

D．have

Answer 1

B

There be中的be用is或are根據(jù)最近的單詞而定，最近為單數(shù)用is，復(fù)數(shù)用
are，本題屬于后者，故選B。