[ Perfect Modals ]
She _______ been very tired to fall asleep so quickly.
A. Must have
B. Should have
C. Could have
D. Might have

Random Topics:
Present Perfect Simple & Present Perfect ContinuousPast or Present Verb TenseTenses & PassivePast Tense (Regular and Irregular)Modals for DeductionNoun, Quantifiers and SuffixesGrammar and Passive VoiceIdiom and TensesNoun Verb AgreementArticles & PrepositionOther quiz:
Grammar › ViewThis is the first time I’ve made such a serious mistake.
A. Never will I make a serious mistake.
B. First, I made a very serious mistake.
C. Never before have I made such a serious mistake.
D. The first mistake I made was not a very serious one.
Grammar and Sentence Correction › View
My mother and (I, me) are going shopping.
A. I
B. me
Grammar & Vocabulary › View_______________ pencils on the table here, belong to my teacher. Please do not touch them.
A. This
B. That
C. These
D. Those
Tenses and Voice › View
Convert the sentence ‘The chef cooks the meal’ to passive voice.
A. The chef is cooking the meal.
B. The meal was cooked by the chef.
C. The meal cooks the chef.
D. The meal is cooked by the chef.
