[ Grammar ]
They ______ enthusiastically when their teacher ______ in.
A. discuss / comes
B. will have discussed / comes
C. will discuss / will come
D. were discussing/ came

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Future Simple TenseTenses and ComparisonsPast Continuous Tense & Past ModalsSimple Present and Past TensesModals for Advice, Obligation/Prohibition, Necessity and Lack of NecessityConditional SentencePassive Voice with ModalsPhrases & ClausesPronouns and AntecedentsHow many / How much - Is there / Are thereOther quiz:
If Conditional › ViewIf she _________ all her exams, her dad ______ be really proud.
A. passes / will
B. will pass / is
C. pass / will
Subject-Verb Agreement › View
The sun ___ shining and the birds ___ singing.
A. The sun is shining and the birds is singing.
B. The sun are shining and the birds are singing.
C. The sun is shining and the birds are singing.
D. The sun are shining and the birds is singing.
What is the opposite of quickly?
A. quick
B. Very slow
C. slowly
Grammar › View
Be quiet and listen _____ those birds.
A. At
B. For
C. To
D. On
