[ Have to ]
Hockey players …… be very fit.
A. don’t have to
B. have to
C. don’t has to
D. has to

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Sentences Function and StructureLinking Words and PhrasesRelative & ModalsSimple Present & Present ProgressivePronoun & Present SimpleModal Verbs of PermissionSentence and FragmentModals Verbs-ing form and the to-infinitiveModals, Conditionals, and Clauses- Defining, Non-definingOther quiz:
Grammar › ViewWhat’s the distance from your house to school?
A. How long is your house?
B. How far is it from your house to school?
Modal Verbs › View
You __________ (must / should) follow the instructions carefully to avoid mistakes.
A. shall
B. must
C. might
D. could
Vocabulary › Viewkeenly
A. cautiously; in a watchful way
B. extremely; sharply; eagerly
C. disappeared
D. a long, narrow ditch in the ground
Grammar › View
Jenny knows you, ………. ?
A. is she
B. don’t she
C. doesn’t she
D. does she