[ Grammar ]
The students __________ quiet when their teacher was teaching in the class.
A. kept
B. keep
C. keeps
D. are keeping

Random Topics:
Be going to / WillModals and Active and Passive VoiceGrammar - Wh QuestionsVocabulary and PrepositionsGrammar - Punctuation of SentencesSimple Present and Present ContinuousModal Verbs and PermissionWishes & Reported SpeechModals with Perfect InfinitivePassive to ActiveOther quiz:
Time › ViewWhen is your birthday?
A. On second of December
B. Of second on December
C. In second of December
D. On second off December
Past Tense and Past Continuous › View
My mother __________ the whole of yesterday evening.
A. had been knitting
B. was knitting
C. is knitting
D. had knitted
Conditional Sentences and Verb Form › ViewPaul would be a good artist if he ………. more patience
A. had
B. has
C. will have
D. have
Tenses › View
I will have helped my neighbor a hundred times by the end of the month.
A. Future Perfect
B. Present Perfect
C. Past Perfect
