Should and must
Complete the sentences from the
questionnaire. Then answer questions
a-e.
1 You tell an adult about it.
2 You - study and help people
3 People _ cheat.
4 You be noisy in class.
a Which verb do we use for rules and
strong obligations?
b Which verb do we use for advice?
c Which verb means you are not
allowed to?
d Do we use to after must and should?
e Do we add an -s in the third person
singular forms of must and should?