11 Read and ask. 读一读，仿照示例，了解神奇的大自然。
示例：
What is the highest mountain in the world?
It is Mount Qomolangma.

the biggest desert in the world — the Antarctic Desert
the deepest lake in China — Tianchi Lake on Changbai Mountain
the highest plateau in the world — the Qinghai-Tibet Plateau

1. — What is the biggest desert in the world?
— It is the Antarctic Desert.
2. — What is the deepest lake in China?
— It is Tianchi Lake on Changbai Mountain.
3. — What is the highest plateau in the world?
— It is the Qinghai-Tibet Plateau.

【分析】
这是一道句型仿写题，需仿照示例的问答结构，结合给出的三个自然之最的短语，分别构造对应的特殊疑问句并匹配答句。首先明确示例的结构：问句为“What is + 描述对象（the+形容词最高级+名词+范围）？”，答句为“It is + 对应事物名称。”，再依次处理每个短语即可。
【解析】
1. 针对短语“the biggest desert in the world”，构造问句：What is the biggest desert in the world?，对应答句为It is the Antarctic Desert.；
2. 针对短语“the deepest lake in China”，构造问句：What is the deepest lake in China?，对应答句为It is Tianchi Lake on Changbai Mountain.；
3. 针对短语“the highest plateau in the world”，构造问句：What is the highest plateau in the world?，对应答句为It is the Qinghai-Tibet Plateau.。
【答案】
1. — What is the biggest desert in the world?
— It is the Antarctic Desert.
2. — What is the deepest lake in China?
— It is Tianchi Lake on Changbai Mountain.
3. — What is the highest plateau in the world?
— It is the Qinghai-Tibet Plateau.
【知识点】
特殊疑问句、地理常识、句型仿写
【点评】
本题为基础句型仿写题，重点考查学生对What引导的特殊疑问句结构的掌握，同时结合地理常识，难度较低，只要掌握示例结构即可完成。
【难度系数】
0.3