《新概念第二册》第40课《同步练习册》和《语法练习册》中的题：

例1： He isn't here now,so he can' t help us.

No, but if he were here now, he could help us.

句1： I 'm not in your position , so I can't make a decision.

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句2： You're not in my position , so you can't understand how I feel.

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(这两个句子我搞不清人称，答案和老师讲的不一样，想听听各位高见）

例2： You can't see him now, so you won't recognise him.

If you could see him now, you would recognise him.

句3： He is so noisy ,people don't like him.

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句4： You make the arrangements , and it will save me a lot of trouble .

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句5： You talk less , and I'll enjoy my meal !

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句1： I 'm not in your position, so I can't make a decision.

If I were in your position, I could make a decision.

句2： You're not in my position , so you can't understand how I feel.

If you were in my position, you could understand how I feel.

句3： He is so noisy ,people don't like him.

If he could be quiet, people would like him.

句4： You make the arrangements , and it will save me a lot of trouble .

If you could make an arranget, it would/could save me a lot of time.

句5： You talk less , and I'll enjoy my meal !

If you could talk less, I could/would enjoy my meal.

[此贴子已经被作者于2006-12-25 13:24:28编辑过]