Question

【题目】—Who is making so much noise?

—______ the children.

A．There are B．They are C．That is D．It is

Answer 1

【答案】D

【解析】句意：——谁在制造那么大的噪音？——是那些孩子们。这里答语是省略句，完整的句子是It is the children that is making so much noise，这是强调句型，其结构是It be+被强调部分+that+其他。判断强调句型的方法是把It be及that去掉，整个句子不缺成分，仍是完整的句子。故选D。