单项选择题
A.segment B.ingredient C.contribution D.episode
The swimming pool is so（）that it's safe for small child...
单项选择题The swimming pool is so（）that it's safe for small children.
A.stable B.smooth C.superficial D.shallow
Stone does not（）, and so the tools of long ago have rem...
单项选择题Stone does not（）, and so the tools of long ago have remained when even the bones of the men who made them have disappeared without trace.
A.crack B.decay C.destroy D.crush
He had a（）look in his eyes. He must have been shocked.A...
单项选择题He had a（）look in his eyes. He must have been shocked.
A.empty B.bare C.blank D.hollow
