[ Grammar ]
The professor didn’t begin his lecture ….. all the students were seated.
A. by the time
B. after
C. since
D. until

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Adjectives, ING - EDPassive Voice with Modal VerbsFuture FormsVerb + InfinitiveThings in EnglishPresent Perfect and Present Perfect Continuouswould should couldPast ParticiplesTake or PutDemonstrative Pronouns and Verb TensesOther quiz:
Sentence Structure and Verb Tenses › ViewWhich sentence uses a modifier incorrectly?
A. She danced gracefully at the party.
B. He is more happier now than before.
C. The bright light shone in the room.
D. They arrived early to the meeting.
Grammar › View
What jobs did people do a hundred years —– ?
A. ago
B. past
C. now
Modals Verbs › ViewHe________ be her brother.
A. Must
B. Could
C. Should
D. Shall
Conditional Sentences › View
If it ___________last night, it _______ so hot today
A. rained / is not
B. was raining / were not
C. had rained / would not have been
D. had rained / would not be
