I. Fill out the blanks with the proper form of the given words.

1. If you look blank about something, do you (a) understand, or (b) not understand it?

2. If you come to grips with a problem, do you (a) start to deal with it, or (b) stop thinking about it?

3. When something falls apart, is it (a) in the wrong place, or (b) broken?

4. When something wears out, does it (a) not look very nice, or (b) become old and unusable?

5. If you mull over a problem, do you (a) think carefully about it for a long time, or (b) quickly solve it?

6. Do people sometimes say “It beats me” because they (a) understand, or (b) don’ t understand something?

II. Translation

1. 你离开以前让我先记下你的电话号码。(jot)

2. 我们来到了森林的边缘。（margin）

3. 我坐在那儿，尽量把事情仔细考虑一下。(mull)

4. 一个好的教师不仅要向学生传授知识，而且要鼓励他们去钻研一个领域中的问题。 (come to grips with)

5. He attempted to visualize his grandfather’ s appearance.