1.You can't keep birds in cages.It's good______them _____in the sky.A.for;fly B.for;to fly C.of;to fly D.of;fly2.--Why do you eat vegetables and fruit eyery day.--Beacuse they help me_____A.keeping healthy b.keep haqlthc.keep in good heath d.doesn't

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1.Youcan''tkeepbirdsincages.It''sgood______them_____inthesky.A.for;flyB.for;toflyC.of;toflyD.of;fly2.-

1.You can't keep birds in cages.It's good______them _____in the sky.A.for;fly B.for;to fly C.of;to fly D.of;fly2.--Why do you eat vegetables and fruit eyery day.--Beacuse they help me_____A.keeping healthy b.keep haqlthc.keep in good heath d.doesn't
1.You can't keep birds in cages.It's good______them _____in the sky.
A.for;fly B.for;to fly C.of;to fly D.of;fly
2.--Why do you eat vegetables and fruit eyery day.
--Beacuse they help me_____
A.keeping healthy b.keep haqlth
c.keep in good heath d.doesn't let
为什么

1.You can't keep birds in cages.It's good______them _____in the sky.A.for;fly B.for;to fly C.of;to fly D.of;fly2.--Why do you eat vegetables and fruit eyery day.--Beacuse they help me_____A.keeping healthy b.keep haqlthc.keep in good heath d.doesn't
b it is 形容词 for sb to do 固定句式
b help后跟原型 keep后跟形容词

B
C
望采纳

1.B(be + adj + for sb/sth to do sth)
2.B(help sb/sth do sth,keep+adj)
呵呵~~~希望我的回答对你有帮助。

B没问题是第二个选项了
it's good(important/bad等形容词)for sb(sth.)to do sth.是固定搭配啊
对某人或某物来说做某事是怎么怎么样的