要原因.為什么這么選
1you should do more____.do not always sit at the desk busy doing your ____D____.（為什么選D,講解下）
A.exercise,exercise B.exercises,exercises
C.exercises,exercise D.exercise,exercises
2an ant has two _B___intis body
A.stomaches B.stomachs(以ch結(jié)尾的不是加es么?）
3.after playing football for more than half an hour,the ztudents yook__B__rest
A.a few minute"s B.a few minutes"t
C.a little minute"s D.a little minutes" （為什么是B,時間可數(shù)么?
4a lot of +可數(shù)名詞 還是不可數(shù)名詞?
第三題為什么選B啊？