[ Modal Verbs and Vocabulary ]
This _______ be the right key; it doesn’t fit in the lock.
A. might
B. must
C. can’t
D. could

Random Topics:
like/do not likePast and Perfect TensesReported Speech and SubjunctiveGerunds as objects of prepositionGender and GrammarMain Idea and Sentence StructureDirect and Indirect SpeechPresent Perfect vs Past Simple TenseNoun ClauseInfinitiveOther quiz:
Grammar › ViewMy grandfather built this house in 1943.
A. This house is built in 1943 by my grandfather
B. This house has built in 1943 by my grandfather
C. This house was built in 1943 by my grandfather
Modals Verb › View
If I have problems with my teeth, I think I _____ go to a dentist, not a veterinarian.
A. May
B. Should
C. Could
D. Can
Linking Words › ViewA marathon is a difficult race. _____, thousands of runners participate every year.
A. Whereas
B. Nevertheless
C. Although
D. Despite
Grammar › View
David … person in our English class.
A. is the tallest
B. the most tall
C. the tallest
D. is tallest
