高二英语教案：第九单元重难点讲析

　　一、 issue; problem

　　1. They have published a lot of new books on international _____.

　　2. Measures have been taken to solve traffic ______ in big cities.

　　3. I don\'t want to make a(n) ______ of it. I don\'t want to hurt you.

　　4. -I\'ve left my money at home.

　　-That\'s no _____. I can lend you some.

　　5. Our homework consists of ten _____ to solve.

　　6. My kid brother is a real ______.

　　Key: 1. issues / problems 2. prob-lems 3. issue 4. problem 5. problems 6. problem

　　issue意为\"议题;争论点\"，强调急需讨论研究、争论、争辩(如1和3)。problem 意为\"难题;困难\"，强调有难度，需要考虑、关注及解决(如1，2和4);也作\"(需要做的)习题或(数学)题\"解(如5);还可作\" 构成问题的人;引起麻烦的人\"解(如6)。

　　二、 wipe away; wipe off; wipe out

　　1. The smile ________ his face.

　　2. We tried to _________ all signs of our presence.

　　3. She ________ the tears.

　　4. You must try to _______ the memory of these terrible events.

　　5. The climbing was so tiring, and I _______ when I got to the top.

　　6. The paint won\'t _______ easily.

　　Key: 1. was wiped off 2. wipe away 3. wiped away 4. wipe out 5. was wiped out 6. wipe off / be wiped away

　　wipe away作\"擦掉;清除掉\"解，运用较为广泛(如2)。wipe off也可作\"擦掉;抹掉\"解，但wipe off可用作不及物动词(如6)，也可把off用作介词(如1)。wipe out 意为\"消灭;去除(多为某种不好的东西，如4);擦洗......的内部\"，也可作\"使精疲力竭\"解(如5)。