---I hear the government is going to ___ the air quality with the new standard PM2.5,isn’t it?
---Yes, ___ the air pollution will get more serious.
A.discover, therefore | B.revise, anyway |
C.review, however | D.test, otherwise |
---I hear the government is going to ___ the air quality with the new standard PM2.5,isn’t it?
---Yes, ___ the air pollution will get more serious.
A.discover, therefore | B.revise, anyway |
C.review, however | D.test, otherwise |