—Daniel must have lost his job in that unemployment crisis,      he?—I don’t think so. Yesterday I saw him working together with his colleagues. 
#93210
A
didn’t
B
doesn’t
C
mustn’t
D
hasn’t
推荐题目
_________a stone tower near the old pine tree.
#92773
A
It used to be
B
There used to be
C
There used to have
D
It is used to be
She can't help _____ the house because she's busy making a cake.
#94713
A
to clean
B
cleaning
C
cleaned
D
being cleaned