题目

若集合M={x|x﹣2＜0}，N={x||x﹣1|＜2}，则M∩N=（ ）A． {x|﹣2＜x＜2} B． {x|x＜2} C． {x|﹣1＜x＜2} D． {x|﹣1＜x＜3} 答案：解答： 解：M={x|x﹣2＜0}={x|x＜2}，N={x||x﹣1|＜2}={x|﹣1＜x＜3}， 所以M∩N={x|﹣1＜x＜2}， 故选C． 听问句，选择合适的答语。 (     ) 1. A. I'm drawing a picture.(     ) 2. A. Yes, I do.(     ) 3. A. They're playing on the computer.(     ) 4. A. It's time for supper. B. She's watching TV.B. I like radio.B. He's jumping.B. It's a computer.