Staying up late _____ our health. We should go to bed early and get up early.A. is good forB. is useful forC. is harmful to
Cut up these apples and pears and then .
I think there will be _____ people and ______pollution.
It may take _________ years to make such robots .
When he grows up,he’s going to do.
I my resolutions and I make sure I willkeep them.