(4) -Which of the electronic dictionaries do you like most?

-______. They are both expensive and of little use.

A. None B. Either C. Neither D. Any

4. (Page 38 Lines 21-22) It is easy to distinguish their meanings by looking at them, for example, the characters for 'up' and 'down', which are opposites of each other.

▶ distinguish vt.

【用法提示】

(1) Some color-blind people cannot distinguish red from green/distinguish (between) red and green. 区分A与B

(2) I wonder what distinguishes your products from others. 使......有别于......

(3) He has distinguished himself in the field of physics. 在......方面出众/ 著名

【联想拓展】

distinguished adj. 卓越的；杰出的；著名的

【考点训练】

(1) 是什么使得她有别于她的同学呢？(强调句型)

What was it that distinguished her from her classmates?

(2) It is not easy to ______ cultured pearls from genuine pearls.

A. distinguish B. separate C. identify D. recognize

5. (Page 39 Lines 7-9) Since the metal wire was heavy, each book weighed as much as 100 pounds. The whole system was not convenient for use.

▶ convenient adj. 便利的，方便的

反义词：adj. inconvenient n. inconvenience

【用法提示】

(1) sth. be convenient to/for sb. ......对某人来说是方便的

(2) It is convenient (for sb.) to do sth. 某人方便做......

【联想拓展】

at one's convenience 在某人方便的时候

if it suits one's convenience 如果对某人方便

for the convenience of sb. / for one's convenience 为了方便某人起见

【考点训练】

(1) 我现在不方便见他。 I can't see him now-it's not convenient/It's not convenient for me to see him now.

(2) Will it suit your convenience (对你来说方便吗) that we meet at 7 o'clock this evening?

【巩固练习】

一、单词填空

1. Women, in general, tend to be more concerned than men about their own personal appearance.

2. When comparing different cultures, we find it interesting to know of so many customs and