He must be helping the old man to water the flowers,______ ?
#65512
A
is he
B
isn’t he
C
must he
D
mustn’t he
推荐题目
.—What _____ this time tomorrow morning? —Er…, I’m not sure for the moment.
#64996
A
will you do
B
will you be doing
C
are you to do
D
are you going to do
-Did you go to Jack’s birthday party? -No, I ____
#60351
A
wasn’t invited
B
am not invited
C
haven’t invited
D
didn’t invite
