[ Modals for Obligation ]
I ______ forget to take my key with me.
A. must
B. mustn’t
C. don’t have to
D. have to

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Appositive Phrase › ViewHis wand was given to him by his former student, Gino.
A. Prepositional
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Grammar › View
My motorbike broke down yesterday, so I__________catch a taxi to school.
A. should
B. ought
C. must
D. has better