Question

夜不語

這種題型遇到很多次 可以幫我整理一下到底要怎麼選嗎（各路大神救救我的英文！！

C) has been to, just came back
(D) has already gone to; just came back
Alice: What is Kevin doing, honey? I need to have a
talk with him.
Sam: Well, he's busy working on his homework. He
has to hand it in tomorrow,
?
(A) does he
(C) has he
(B) doesn't he
(D) hasn't he
【二】
(A
(C

(1) mailed; haven't received
20.
20. Our teacher wanted us to practice English more often.
She had us keep a diary in English,
?
(A) hadn't she (B) wasn't she (C) didn't she
(D) hasn't she

29. My dad has to do all the housework on weekends,
has he
does he
Pam: Mom, I'm well prepared for today's exam.
30.
B hasn't he
D doesn't he
?