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Ithinkitisnecessaryformy19-year-oldsontohavehisownmobil...

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問題詳情:

Ithinkitisnecessaryformy19-year-oldsontohavehisownmobil...

I think it is necessary for my 19-year-old son to have his own mobile phone, for I sometimes want to make sure if he           home for dinner.

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【回答】

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知識點:動詞時態與語態

題型:選擇題

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