英语情态动词选择题,求详解Who is the girl standing over there?---Well ,if you____know,her name is Mabel.A.may B.can C.must D.shall--Will you stay for lunch?--Sorry,I___.My brother is coming to see me.A.mustn't B.can'

Question

英语情态动词选择题,求详解

Who is the girl standing over there?

---Well ,if you____know,her name is Mabel.
A.may        B.can   C.must    D.shall

--Will you stay for lunch?
--Sorry,I___.My brother is coming to see me.
A.mustn't     B.can't     C.needn't   D.won't

--Would you go out for a walk with me
--No,I___.My girl friend is coming.
A.wouldn't    B.shall not    C.won't     D.shouldn't

Answer 1

1,C,must 意思是,如果你必须想知道,用MUST表示强调
2,B,can't 由于我兄弟来看我,所以我不能,用CAN'T 表示主动
3,C,won't 表示将来时,因为对方只是邀请你,这个事情还没发生