1.Althoughhehasretired,hehasnevertoplayhispartinthegovernment.用stop还是cease?2.Thebirthrateinsomecountriesiswhiletherateofpopulationincreaseisinothercountries.(用constant还是consti

Question

1.Although he has retired,he has never____________to play his part in the government.用stop 还是cease?
2.The birth rate in some countries is __________while the rate of population increase is ____________in other countries.(用constant 还是constinuous?)

Answer 1

1.ceased to do/ sth.停止（做）某事
stop to do 停下来做某事
stop doing 停止做某事
虽然他已经退休了,但是他在政府里还起着作用.
2.The birth rate in some countries is constant
while the rate of population increase is continuous in other countries.
constant 不变的；恒定的；经常的
continuous 连续的,持续的
某些国家的出生率是持续不变的,但是其他国家的出生率却持续增长.