[ Must and Might Modals ]
What does “must have” mean in the sentence: “They must have forgotten the appointment”?
A. It is certain they forgot.
B. It is possible they forgot.
C. They were told to forget.
D. They never forget.

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Identifying Sentence TypesSimple Tenses in EnglishModals of Obligation and NecessityPresent Simple & Present ContinuousPast simple - Irregular VerbsPreposition & GerundCorrelative Conjunction & Complex SentencesSentence Structure and Pronoun AntecedentFuture Perfect vs Future ContinuousConditional Sentence Type 1Other quiz:
Vocabulary & Grammar › ViewWhat kind of word is this? – entrance
A. noun
B. verb
C. adjective
D. adverb
Possessive Adjective › View
Which sentence is correct?
A. Her brother is an electrician.
B. She brother is an electrician.
Which one is “Countable noun”?
A. bananas
B. water
C. butter
D. cheese
Vocabulary › View
Match the correct suffix to the correct definition.
Suffix -ly
A. in this way
B. made up of; characterized by
C. not
D. again
