请教两道语法题，谢谢！

谷雨书 · 发表于 2010-11-17 19:08:20

1：The introduction of the computer system into the machinery industry has been one of the biggest achievements in the last 100 years, making less labor necessary and operation more efficient.
不同的选项分别是A) 分词短语；B) which从句; C) 不定式。

2：With automatic inflation, air bags are the most effective way to reduce the mortality of car accident.
A) With automatic inflation, air bags are
B) Through air bags with automatic inflation are
D) Having automatic inflation is what makes air bags

谷雨书 · 发表于 2010-11-17 19:17:29

顶下~

s2206001 · 发表于 2010-11-17 19:39:53

贴出原题，我帮你解答

谷雨书 · 发表于 2010-11-18 10:23:58

你好，谢谢你回复我。这两道语法是本月机经的题，没有全部答案，据同学们说没贴出来的是不对的。

william760 · 发表于 2010-11-18 11:10:15

觉得这两题都应该选A

eshopaholic · 发表于 2010-11-18 11:15:23

同意楼上,现有信息来看,都应是A

请教两道语法题，谢谢！

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