【单选题】When _______such a question, he kept silent.
【单选题】When ______ if he had any idea of what the novel was about, Jack just kept silent.
【单选题】He ________ the naughty children and they kept silent at once. [ ]
【单选题】When _________ where he had put the book, he kept silent.
【简答题】油常见的伪品有哪些?写出其真伪鉴别方法。
【简答题】图像按照空间坐标的连续性可分为()和()
【单选题】Speaker A: If I were you, I would have accepted the job. Speaker B: ______
A.
I turned down the offer because it would mean frequent business trips away from my family.
B.
Well, maybe I can recommend you to that company if you like.
C.
You should have told me earlier it was a good job offer.
D.
But I don't think I am qualified for that demanding job.
【单选题】In the lecture, little Tom kept silent all the time unless _________ to express his opinion.
【单选题】When if he hadany idea what the novel was about, Jack kept silent. He have read it very carefully.