–Excuse me,        I get back my umbrella, madam? –I’m really sorry. I thought it was mine.
#74586
A
must
B
should
C
may
D
need
推荐题目
—_____ I finish the book this week?—No, you ____ . You ____ return it to me the week after next
#75875
A
Need; mustn’t; must
B
Should; shouldn’t; may
C
Mus; needn’t; can
D
Can; don’t have to; must
---Must I finish doing my homework now, Mum?    ---No, you ________.
#74479
A
can’t
B
may not
C
mustn’t
D
needn’t
I will come _____ I don’t change my mind. 
#75176
A
unless
B
if
C
because
D
though