《辨析notice sb. do sth. notice sb. doing sth. stop to do, stop doing》练习题
完成句子。
1. Did you notice Jack _________ in?
你注意到杰克进来了吗?
2. I noticed him ________ when I walked past the room.
当我走过房间时，我注意到他正在唱歌。
3. Why not stop _________ a break?
为什么不停下来去休息一下呢？
4. I'm afraid you have to stop ________.
恐怕你不得不戒烟。
5. Stop ________, your father is sleeping.
停止说话，你的爸爸正在睡觉。
参考答案
1. come 2. singing 3. to have 4. smoking 5. talking
