Intheexperiment,theburninginsidethebottlecan___.
A.equalizetheairpressureinsideandoutside
B.makeasealintheneckofthebottle
C.finishuptheoxygeninsidethebottle
D.producemoreoxygeninsidethebottle
正确答案:C
Intheexperiment,theburninginsidethebottlecan___.
A.equalizetheairpressureinsideandoutside
B.makeasealintheneckofthebottle
C.finishuptheoxygeninsidethebottle
D.producemoreoxygeninsidethebottle
正确答案:C