whatis the biggest problems facing the earth 中的facing 起什么作用
whatis the biggest problems facing the earth 中的facing 起什么作用
It could be one of the biggest environmental problems facing
英文的Whats the biggest problem facing historiancs studying fir
One of the biggest challenges facing students and their fami
what are the three social problems facing Eastern Europe?
representatives discussed some of the most problems facing o
facing the child's clear
“in view of the size of the problems facing the economy”.请翻译
The problem facing our planet 为什么用 facing
facing south 与facing the south 怎么区分使用
one of the biggest problen facing people is ````````这里的face
The biggest safety threat facing airlines today may not be a