Writing tasks ______ be submitted by email.
A. should
B. have to
C. must
D. ought to

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Past Tense & Present Perfect TenseGrammar Error Correction (Simple Present Tense)Modals in the Past - Speculation and DeductionComparisonPrepositions of MovementGrammar : Structural Common ErrorsEnglish MorphosyntaxPresent Perfect vs Past SimpleAdverb Of PlaceFuture Tenses, Conditionals and ProfessionsOther quiz:
Tenses › ViewI ___ to America five years ago. Since then, I ___ American, and ___ nearly all I ___ there.
A. had gone/haven’t spoken/have
B. had gone/don’t speak/forget/learned
C. was going/haven’t spoken/forgot/had learned
D. went/haven’t spoken/ have forgotten/learned
E. went/hasn’t spoken/forgot/had learned
Grammar and Vocabulary › View
Choose the best option to fill in the gap: Environmental changes in Antarctica __________ a drastic decline in the numbers of penguins.
A. have caused
B. have brought
C. have led to
D. have resulted from
Grammar › ViewDoctor Smith
A. dr Smith
B. doc Smith
C. Dr. Smith
Vocabulary › View
a term used to describe a check that cannot be cashed because there is not enough money in the account
A. bounce a check
B. in the long run
C. limit
