The milk smells as if it _____ sour.A.is B.was C.were

the milk smells as if it is sour.为什么不是 as if it was sour啊 The milk smells as if it _____ sour.A.is B.was C.were the milk smells bad 中的smells为什么要加s the milk smells s------.I don't want to drink it.首字母填空 you can't drink the milk because it smells t______ The milk smells _____sour.A.as if it is B.like it is C.as if it was D.like it was 如果答案选C的话 是不是 要改为 as if it were 的虚拟语气? The milk smells ___ sour.A.as if it is B.as if it was不是虚拟语气用过去式吗,尤其是as if后都要接过去式表虚拟语气的啊 哪些词本身就表示主动,不需要被动?如the milk smells bad.这类词有... You ought to have put the milk in the refrigerator;now( )sourA.I smell B.it is smelt C.it smells D.it is smelling该题正确答案应选C,说明其他几项为什么不对, the apple smells delicious I want one more 改错 The Kind of coffee smells( ).I like to drink it. The milk smells sour. 改为问句.The milk smells sour. His face goes red.it grew dark.都改为疑问句.我注意看看这种实义动词当系动词用时,怎么改为疑问句. 22.__ABCD____ in mind as well as in body,the child needs more than medical care.A) Sick B) Be sick C) Because sick D) For sick23.To postpone _ABCD___ the debt will ruin our business reputation.A) paying B) to pay C) pay D) paid24.The milk smells _ABC the fish smells（ ）. The flower smells well. The cake smells well is that dog smells as______ (good ,well) as the ant?选择什么 As ___ milk,I drink it every morning.