用完成时的一题If you ____the equipment more carefully before sail,w

来源：学生作业帮编辑：作业帮分类：英语作业时间：2024/05/27 05:11:55

用完成时的一题
If you ____the equipment more carefully before sail,we ____ so much trouble now.
a.had examined,would not have b.had examined,would not have had
选哪个,为什么?

选A
如果你在航海之前就已经把设备检查过的话,我们现在就不会有那么多麻烦.
would not have trouble是一种虚拟表示方式,指我们就不会有麻烦了
would not have had 是指我们就不会已经有那么多麻烦.
显然,后面那句的意思并不是非常恰当,此处无须用完成时态.

英语翻译If you have more energy saving electrical equipment,It i think carefully before you leap Think carefully before you act.这句话的谓语是什么? 英语翻译if you read my email more carefully,you'll apologize me! You should think carefully before you _b___anything. you carefully please more could write 连词成句 you went more time before?的中文 think carefully before you buy a car Think it over carefully before you decide You must before be carefully什么意思 Think carefully before you act.意为? ____yourpapor carefully before you hand it in.