[ Adverbial Clauses ]
The students don’t stop making noise ______ them to.
A. until the teacher asks
B. once the teacher had asked
C. while the teacher has asked
D. by the time the teacher asked

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Vocabulary › ViewThe professor told James to write his first name in the left-hand ________.
A. complete
B. column
C. competition
Grammar › View
Which part needs to correct?
My brother usually ask me for help when he has difficulty with his homework.
A. ask
B. when
C. difficulty
D. homework
Grammar › ViewJustin Bieber ___ visit Thailand today.
A. may
B. might
C. not sure
Grammar › View
“The last day of school is like a day at the beach – easy and relaxing.” The kind of figurative language used here is _______
A. personification
B. hyperbole
C. metaphor
D. simile
