[ Modal Verbs ]
You ……….. forget your luggage.
A. mustn’t
B. have to
C. should
D. ought to

Random Topics:
Present Tenses and VocabularyModal Verbs of Certainty and PossibilityPresent Simple and Continuouswas wereModal VerbConditional Sentence Type 2 and Type 3Past Tense vs Future TenseSuperlative Adjectivesso vs suchGrammar: Adjectives & PrepositionsOther quiz:
Vocabulary › ViewScientists think that wild animals must ____________ in their natural habitats.
A. keep
B. to keep
C. be keeping
D. be kept
Grammar › View
Anna is a good golf player but she (not to play) very often.
A. don’t play
B. not plays
C. doesn’t play
D. plays
I wish I ____ play the piano.
A. Would
B. Could
Tenses › View
What _______ Danny do in his free time? He rides a bike.
A. does
B. did
C. is
D. was
