IthoughgoodatEnglishnow,didn'tbecomeinterestedinituntil...

問題詳情：

I though good at English now, didn't become interested in it until high school ________ I met my present teacher, Mr Zhang.

A. when  B. where  C. while  D. on which

【回答】

A

知識點：連詞

題型：選擇題