[文法] 名詞子句

[jiannan1828 (我也不願意)]

I'm not sure of the question.

What caused the delay?


這兩句怎麼用名詞子句合併呢？

I'm not sure what caused the delay?

I'm not sure of what caused the delay?

哪一句是對的？？

為甚麼呢？？


麻煩各位先進幫忙解答了




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