A 為什模不行? 是助動詞did
1.問句 : How much time did you spend preparing for the test?
你花了多少時間準備考試?
2.敘述句 : He asked me how much time I spent preparing for the test.
他問我花了多少時間準備考試。
47. He asked me how much time _____ prep..-阿摩線上測驗