23.____
I change seats with Kate?
a) can
(b) may
c) must
d) would
e) ought
24. You__
interrupt your teacher.
a) can't
b) mustn't
c) needn't
d) shouldn't
e) wouldn't
25. Your bag is quite new. You__
buy another bag.
a) needn't
b) mustn't
c) couldn't
d) wouldn't
@oughtn't
26. Choose the correct form of the verb in the Conditional Mood:
If she__
(to be here she could give us some advice.
a) is
was
c) were
d) has been
e) had been
27. IfI__
(to know) Spanish I should read Spanish books in the
original.
a) know
b) knew
c) has known
d) have known
e) would know
28. If it___
(to rain) so beastly yesterday we shouldn't have stayed
at home.
a) hasn't rained
b) didn't rain
wouldn't rain
d) hadn't been rained
e) hadn't rained​