She _______ studied harder for the test; she failed it by just one point.
A. must have
B. could have
C. should have
D. would have

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Superlative & Comparative AdverbsVerb and PrepositionOn, At, ByCan vs CouldAdjectives Ed and Ingwas wereUnreal ConditionalsModal Auxiliaries and To Be VerbsGrammar (Possessive Pronouns)Possessive Adjectives VS Possessive PronounsOther quiz:
Tenses › ViewEveryday, Peter _____ at 7 o’clock, _____breakfast, and then ______
A. has often got/
will have/ go
B. often gets up/ has/ goes
C. is often getting/ having/ goes
D. has often got up/
had/ went
Grammar › View
Anita is going to ____ an e-mail to her sister tomorrow.
A. write
B. writes
C. wrote
Present Tenses › ViewI _______ (feed) the neighbor’s cat this week while she’s in hospital.
A. feed
B. am feeding
C. have fed
D. have been fed
Future Tenses › View
Which sentence correctly uses “going to” for a future prediction based on present evidence?
A. They are going to the concert tonight.
B. They will go to the concert tonight.
C. They are going to go to the concert tonight.
D. Look at those clouds; it is going to rain.
