[ Vocabulary and Grammar ]
It is high time you ______ more attentive in class.
A. are
B. were
C. had been
D. have been

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Grammar › View. Select the word with the suffix meaning “full of”:
A. helpful
B. helpless
C. helper
D. helping
Mix-Tenses › View
The machine _________ down while a car _________ up the bridge.
A. broke / was moving
B. was breaking / moved
C. broke / moved
D. was breaking / was moving
Common Grammar Mistakes and Spelling Tips › ViewIn British English, single quotes are typically used.
A. TRUE
B. FALSE
Grammar › View
Mr:Snow is __________ Media teacher.
A. a
B. an
C. one
D. not