3) appropriate/suitable/fit adj.合适的，适当的 【解释】

appropriate 形容事物在特定的时间合适，或与特定场合协调一致。

suitable适合于某一特定目的或场合，正确的。（常可与appropriate互换）

fit指适合于某工作或用途等 【练习】选择appropriate/suitable或fit并用其适当的形式填空

1) Parents are warned not to buy books not ________ for their children.

2) Such a ship is _______ for a calm sea only.

3) I think this is an _________ moment to raise the question of my promotion.

4) She picked up a dress ________ for the occasion.

Keys: 1) suitable 2) fit 3) appropriate 4) appropriate/suitable 4) run out/run out of用完 【解释】

run out不及物短语=be used up

run out of及物短语=use up 【练习】

1) Half of a month later, our supplies finally _______.

2) After a long distance driving, we ________ petrol.

Keys: 1) ran out 2) ran out of III 词性变化 （旨在提供语法填空所需材料）

1. sorrow n. 悲哀, 悲痛 sorrowful adj. 悲伤的 2. anger n. 怒, 愤怒 angry adj. 生气的, 愤怒的 angrily adv. 愤怒地 3. translate v. 翻译, 转变为 translation n. 翻译, 译文 translator n. 翻译者 4. ending n. 结尾, 结局 end v. 结束, 终结, end n.末端, 尽头 【练习】根据句子结构，用括号内所提供词的适当形式填空

1. The whole country mourned the death in Wencuan earthquake in great_______. It was unbearable to see the _______ eyes of the mourning people.(sorrow)

2. In order to bring in advanced thought of education from foreign country, he decided to be a ______ and has ________ hundreds of books from English into Chinese so far. His ________of some great works is popular among teachers.(translate)

3. The customer rushed into the manager's office _______ and required a refund. To his great_____, the manager not only refused to do so but also called the security guards.(angry)

4. ---How did the film you saw yesterday _____?---Oh, it had a happy______. The boy killed the monster and saved all his family in the _______.(ending)

Keys: 1) sorrow; sorrowful 2) translator; translated; translation 3) angrily; anger 4) end; ending; end IV 重点词汇 （旨在提供综合运用所需材料）

1. aspect n.方面;样子;外表

[典例]

1) You are looking at only one aspect of the problem．你只是看到问题的一个方面。

2) They considered the plan in all its aspects．他们考虑了计划的各个方面。

[练习] 根据意思补全句子。