The students kept quiet … the teacher walked in.
A. when
B. before
C. while
D. until

Random Topics:
PrepotitionsSimple Present Continuous TenseUsed to - Would - TensesFinite and Non-Finite VerbOpinion / AgreementSimple vs Present Continuous TensesSentence Fragments and Complete SentencesSuperlative AdjectivesConditional Sentence Type 0-3Independent/Dependent Clauses & Relative ClausesOther quiz:
Grammar › ViewIf you ________ me last week, I would have been able to come.
A. invited
B. had invited
C. would invite
D. would have invited
Grammar › View
*—– you ——— ( invite ) them to your party last week?
A. Does you invite them to your party last week?
B. Did you invited them to your party last week?
C. Do you invited them to your party last week?
D. Did you invite them to your party last week?
Grammar › View. Choose the sentence with correct punctuation.
A. It’s raining, therefore, we should stay indoors.
B. It’s raining; therefore, we should stay indoors.
C. It’s raining therefore we should stay indoors.
D. It’s raining, therefore we should stay indoors.
Grammar › View
Which is the correct pronoun for the sentence?
(Who, Whom, Whose) wants to eat pizza?
A. Who
B. Whom
C. Whose
