[ Tenses ]
The students had been waiting for several minutes when the lecturer came
A. Present Continuous Tense
B. Present Perfect Continuous Tense
C. Past Continuous Tense
D. Past Perfect Continuous Tense

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Present Perfect and Past Simple › ViewI …… too tired yesterday to do any housework.
A. was
B. were
C. have been
D. has been
Grammar & Vocabulary › View
Where are you ? I can’t see you anywhere! B: Turn around, I am _________ you!
A. in front of
B. behind
C. opposite
D. between
Grammar › ViewThey are not my _____ books.
A. children’s
B. childs
C. children’
D. children of
Complex Sentences › View
Evaluate the impact of the dependent clause in this sentence: “Because he was late, he missed the bus.”
A. It explains why he missed the bus.
B. It shows a sequence of events.
C. It provides a contrast.
D. It adds a condition.
