[ Modals of Obligation ]
Choose the correct option to complete the sentences:
Expensive products ______________ be good quality for people to buy them.
A. don’t need to
B. must
C. doesn’t need to

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Subject and Verb AgreementPassive SentencesGerund, Infinitive & ModalsPast Tense, Recount Text, and Future TenseGrammar Past and Future TenseModals AuxiliaryTenses and Passive VoiceTensesComparatives ( adj/ adv)ClauseOther quiz:
Grammar › View______ this your notebook?
Yes, it is.
A. Is
B. It’s
C. Are
D. Aren’t
Grammar › View
It’s 4 o’clock now and he ______ his homework.
A. does
B. is doing
Grammar › ViewYou ______ look at me when I am talking to you.
A. must
B. could
C. should
D. can’t
Grammar and Vocabulary › View
When I retired, I am going to do an ________ course in local history at the city university.
A. intramural
B. extramural
C. extraneous
D. outbound