it is doubtful _____ he knows it or not.
it is doubtful _____ he knows it or not.
it is doubtful _____ he knows it or not.
A that.B if.C.what.
D whether
請(qǐng)寫(xiě)下理由.
it is doubtful _____ he knows it or not.
A that.B if.C.what.
D whether
請(qǐng)寫(xiě)下理由.
英語(yǔ)人氣:542 ℃時(shí)間:2020-03-27 08:58:12
優(yōu)質(zhì)解答
D whether 為正確選項(xiàng).這是個(gè)主語(yǔ)從句,it是形式主語(yǔ),真正的主語(yǔ)是后面whether he knows it or not.“is doubtful” 意思是“值得懷疑的”,凡是這類“not clear,don't know”“wonder”等表示“情況還不明了或者帶有...
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