[ Modal Verbs of Certainty and Possibility ]
They can’t _____ yet – it takes three hours to get there.
A. have arrived
B. arrive

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Definite vs Zero Article Abstract NounsGrammar Pronoun and Singular Plural NounAdverbVerbs and PrepositionsGrammar for TOEFLNo Excuse Words / Conjunction SOPast Tense & Past Continuous TensePresent simple & ContinuousPast Tense vs Future TensePossessive Adjective and PronounOther quiz:
Grammar › ViewYou work(工作)day and night. I really your health(健康).
A. go out with
B. am proud of
C. give up
D. worry about
Adjective Clause › View
He studied math……….is easy
A. Who
B. Which
C. Where
D. When
By the time —-, Norman Rockwell had decided that he wanted to be an artist.
A. in his early teens
B. his early teens were
C. was his early teens
D. he was in his early teens
Grammar › View
_____ you _______ (dance) at the party last night?
A. Do/ dance
B. Did/ dance
C. Did/ dancing
D. Do/ dance
