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英语语法1.Jeremy asked her why this was so and she told him that

来源:学生作业帮 编辑:作业帮 分类:英语作业 时间:2024/05/27 01:50:41
英语语法
1.Jeremy asked her why this was so and she told him that she did not like to see so many people laughing at him.这里的laugh后面为什么要加ing呢?
2.The fire brigade was called and two fire fighter freed George using a special type of grease.
还有这里的using为什么也要加ing呢,前面都是过去式的啊?
1 see sb do/doing/done sth do表示做了 doing强调正在做 done表示被看到做某事
2 was called是被动,two fire fighter freed George 是表时态,描述过去的事,用过去时,
using 是非谓语动词形式,表伴随 补充说明等,可以把两句话变成一句话
比如该句原来可以是
two fire fighter used a special type of grease and freed George.
去掉and,use和two fire fighter是主动关系,所以用现在分词-ing;
再比如,为了解释造的句子
two fire fighter freed George and were given a reward.
可写作
two fire fighter freed George given a reward.
give与two fire fighter是被动关系,所以是过去分词-ed