Inmanycountries,teenagersunder18sh

发布时间：2020-07-26 07:51:06

In many countries, teenagers under 18 should not ________ to enter Internet bars.A.allowB.be allowedC.is allowingD.are allowed

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B解析本题考查动词不定式的被动语态，not to be+动词的过去分词。
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