Nowadays people are more concerned about the _______of education in school.
A. quantity B. quietly C. quality D. qualify
The green fabric will help to expand the supply of a key ________material
A. substantial B. sustainable C. substitute D. suspend
It found that many countries suffer a ______wealth gap.
A. quickening B. widening C. strengthening D. lengthening
2楼2012-11-19 09:16收起回复
