问题描述：
请问两个英文文法 Have you eaten yet
请问两个英文文法
1.
Have you already eaten?
可以说成 Have you eaten yet?
2.
Can you check the list in case we've forgotten something?
可以说成 Can you check the list in case we forgot something?
in case 后面使用完成式跟过去式差在哪?
正式的话各应选用何者?
那两句哪句好呢?
请问两个英文文法
1.
Have you already eaten?
可以说成 Have you eaten yet?
2.
Can you check the list in case we've forgotten something?
可以说成 Can you check the list in case we forgot something?
in case 后面使用完成式跟过去式差在哪?
正式的话各应选用何者?
那两句哪句好呢?
问题解答：
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