[ Past Modals ]
Your mother ____________ (be) a great cook. Everyone wants her recipe book!
A. can’t have been
B. must have been
C. must have be
D. could have been

Random Topics:
Connectives (because, due to, owing to, because of)Adverbial Clause, Noun ClauseModal, Causative Verb & Elliptical StructureSimple Present Tense with Adverb of FrequencyNoun and Modal VerbsPresent Simple and Present ContinuousVerbs of movementBe Going To vs. Will-ed and -ing AdjectivesSimple Present Negative and QuestionOther quiz:
Grammar › ViewYesterday, Peter_________do that exercise alone. So, he called me for help.
A. could
B. couldn’t
Vocabulary and Grammar › View
Select the opposite of ‘scarce’:
A. Rare
B. Abundant
C. Limited
D. Sparse
Subordinating Conjunction › View___ you know the answer, raise your hand.
A. Because
B. If
C. When
D. Unless
Grammar › View
She had some problems __________________ without glasses.
A. reading
B. to read
