单选题 Would you please let me finish my words?Don't _____ in the middle of a sentence. 
【正确答案】 B
【答案解析】考查词组词义辨析。put...off推迟,搪塞;cut...off中断,切断;keep.. .off 使不发生;get...off使逃脱惩罚,使人睡。B符合题意。