4
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?​

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