It is reported that in our country cities ________ heavy air pollution that is 30 percent above the national standard or higher should try to meet standards by 2030.
I ____him to give up smoking, but I failed.
Healthy food should _____some fat, some fibre, a little salt and so on.
--My MP4 player isn’t in my bag. --Where _____ you have put it?
--Tom is very stupid. He fails in every exam. --_____, he is more lazy than stupid.
---I am sorry I didn’t do a good job. ---Never mind. ____, you have tried your best.