单选题：The walls are made of hollow concrete blocks。

题目内容：

The walls are made of hollow concrete blocks。 A．big
B．long
C．new
D．empty

参考答案：

答案解析：

A the flats in the building had the same layout.

A the flats in the building had the same layout.A．color B．arrangement C．size D．f

分类：卫生类题型：单选题

I think￡7 for a drink is a bit steep, don’t you? A．tight B．low C．cheap D．high

分类：卫生类题型：单选题

He inspired many young people to take up the sport。 A．allowed B．encouraged C．cal

分类：卫生类题型：单选题

Whenever tectonic plates move, earthquakes happen. A．Right B．Wrong C．Not mention

分类：卫生类题型：单选题

paragraph 4________ A．What are noble gases? B．what is the periodic table? C．What

分类：卫生类题型：单选题