since i.school,I haven't had much spare time.A.begun.B.began

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since i.school,I haven't had much spare time.A.begun.B.began C.have begun.D.begin
请帮我选正确答案以及原因

B.
这道题要注意,since的翻译.since可以做时间状语翻译为“自从某时开始”,还可以做原因状语翻译为“由于,因为”.
因为后面用的句子是完成时“I haven't had much spare time”,所以这个since应该是时间状语翻译为“自从”,在这种用法时,他后面接的时间状语要是过去的某一个时间点,所以用过去时began.

since i.school,I haven't had much spare time.A.begun.B.began i'm sorry i haven't had time to meet you recently.i_ a new b I didn't realize how much time I had wasted until I began to not until i began to work （）　how much time i had wasted.A di 如何回答老外说的Heyy i haven't had a day of since Christmas I haven't had a haircut i ( ) a letter form him since he left A.didn't B.haven't got A:I haven't got much.B:Well,i have little ___A:also B:either I haven't seen you for a long time.You look much _____ ( hea Not until i began to work did i realize how much time i had Haven't you had your lunch?______.A.No, I had it just now.B. I haven’t heard from him（）he left home.A、when B、since C、as