He campaigned to defend his country. 他参加了卫国战争。

易混词语辨析:

war, campaign 和 battle

war 是"战争"的总称，一般包括多个战役的大规模战争.如： Gulf War"海湾战争"。

campaign "战役"通常指在某一地区所进行的一连串有特殊目的的军事行动，其规模比battle 大。如：Huaihai campaign "淮海战役"。

battle"战斗"，指有组织的武装部队之间的战斗，有持续几个小时的，也有持续几天的，也可指重大的战斗。如：the Battle of Waterloo,"滑铁卢战役"。

【即学即练2】用 war, battle 和 campaign 填空。

　　　 (1) A good beginning is half the______.

(2) Bush's_______ succeeded and he won the election again.

(3) The Anti-Japanese_______won at last.

　2.【原句】However, the evening makes it all worthwhile.（句中worthwhile意思是"值得的"。）

　不过到傍晚时我们就觉的这一切都是值得的。

【知识拓展】表示"值得做......"表达方式有：

1) It is worthwhile doing/to do 做......是值得的

n. 值得　

　　　　　be worth + price 价值

2) doing 值得做（用主动形式表示被动）

　　　　　be well worth doing 非常值得做

of + n. 值得

3) be worthy + of being done

to be done 值得做......

The film is worth seeing.

The fim is worthy of being seen. 这部电影值得看。

The film is worthy to be seen.

【即学即练3】每空填一词，使该句与所给句子的意思相同或相近。

(1) The suggestion is worth considering.

　　　The suggestion is _____ _____ ______ ______.

(2) It is worthwhile to protect the wildlife.

The wildlife is ______ ______.