Water is vital _______every living thing ______, without which the world would be a dead place.[ ]A.
A. to keeping; alive B. to keep; living C. to keeping; lively D. to keep; alive
题目简介
Water is vital _______every living thing ______, without which the world would be a dead place.[ ]A.
题目详情
A. to keeping; alive
B. to keep; living
C. to keeping; lively
D. to keep; alive
答案