[ Idioms ]
As regular as ______
A. clock
B. watch
C. clockwork
D. dot

Random Topics:
The Present Progressive TenseSimple TenseDirect-Indirect SpeechGrammar : can, could and be able toPrepositions of Time, Place, and MovementUnless If First ConditionalPast and Perfect TensesTime ExpressionsPossessive NounsRelative - ConditionalOther quiz:
Past Tense › ViewSomebody ….. (steal) my cellphone yesterday.
A. stealed
B. stole
C. stolen
D. stoled
First Conditional Sentence › View
If my brother __________ abroad, my mother will be very worried.
A. went
B. goes
C. go
D. gone
Prepositions › ViewI will pay the interest … the loan.
A. in
B. on
C. at
Modals and Modal Perfects › View
I ____ finish an essay tonight.
A. have got
B. mustn’t
C. need to