来自乐可锡的问题
Itisobviousthatthesesmallbusinessesare()needoftechnicalsupport.A.inB.on.C.withD.to
Itisobviousthatthesesmallbusinessesare()needoftechnicalsupport.
A.inB.on.C.withD.to
为你解答.
Itisobviousthatthesesmallbusinessesare(A.in)needoftechnicalsupport.
显然这些小行业需要技术支持.
解释：inneedofsth,需要（某事）.习惯用法,要用介词in.
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