The young man who we talked a lot about yesterday is unfit for the work, _____?
#65206
A
didn’t we
B
did we
C
is he
D
isn’t he
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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
Look!The ground is wet.It must have rained last night,________?
#64477
A
hasn’t it
B
didn’t it
C
mustn’t it
D
hadn’t it
There is little doubt in your mind that he is innocent, _______?
#64819
A
is there
B
isn’t there
C
is he
D
isn’t he