[ Modals ]
We use and for advice about the right thing to do.
A. must / can
B. should / ought to
C. have to / could
D. need / may

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Grammar › ViewChoose the correct option.
Yesterday we ________ an exam at school.
A. used to
B. had
C. have
Indefinite Pronouns › View
There isn’t _________ in the house. It’s empty.
A. somebody
B. anybody
C. nobody
