Please the computer, Lily. It's time for you to go to bed. ( )
A.turn offB.turn upC.turn on
We can collect rainwater when it rains ___________,and use it to water plants.( )
A.softlyB.heavilyC.noisilyD.quietly
﹣Is there any outdoor learning in your school?
﹣___________.We learn outdoors once or twice every month.( )
A.Yes,there isB.No,there isn't
C.Yes,it isD.No,it isn't
It's believed that playing computer games too much does ___________ harm than good.( )
A.manyB.muchC.moreD.most
Daniel has tried to lose ___________ by eating less recently,but two kilos has been put on instead.( )
A.weightB.weightsC.heightD.heights
Two months ago,China tested its ___________ aircraft carrier (航空母舰) built completely on its own.( )
A.oneB.firstC.the oneD.the first