单项选择题

We drop a piece of metal into a jar full of water, the metal will float if it weighs less than （）

A．an equal amount of silver
B．an equal amount of gold
C．all the water in the jar now
D．the water that leaves the jar

<上一题 目录 下一题>
热门 试题

单项选择题
In many modern countries, children go to school （）

A．be free education
B．to be able to marry
C．to work for society
D．to rid themselves of "low" work
单项选择题
Cleaners and farmers do （）scientists do.

A．the same work as
B．less important work than
C．more work than
D．as important work as
相关试题