用适当形式填空（被动语态）
1.Young trees should _____(water) often.
2.People should pick apples and pears in autumn.
3.
人气：225 ℃ 时间：2019-10-11 18:57:20
解答
1.Young trees should be watered(water) often.
2.People should pick apples and pears in autumn.
被动：Apples and pears shoud be picked in autumn.
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