[ Grammar ]
I _______ learn this rule. It’s very important for me.
A. must
B. have to
C. can
D. should

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Demonstrative PronounsCausative VerbFamily VocabularyReported Speech and SubjunctiveComparative and Superlative AdverbsClausesSo....that... Such.......thatPast Tense (Regular and Irregular)Present Perfect SimpleTypes of Sentence StructuresOther quiz:
Grammar › ViewBy this time next year, I ______ all my exams.
A. have taken
B. take
C. will have taken
D. will take
Grammar › View
The people ____ for the bus in the rain are getting well
A. waiting
B. to wait
C. waited
D. wait