____ you studying for your chemistry exam?
A. Was
B. Are
C. Have
D. Did

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Active and Passive voiceActive-Passive VoicesUnreal Uses of Past TensesSimple Verb TensesTOEIC GrammarSimple Past vs Past Continuous TenseSuffixes and TensesPronoun & Present SimpleVerbals and GerundsUncountable NounsOther quiz:
Vocabulary and Grammar › View_______ does your mother often go to work? – By bus.
A. How
B. When
C. What
D. Which
Grammar › View
Which of these is correct?
A. They is study for the test.
B. They is studying for the test.
C. They are study for the test.
D. They are studying for the test.
It’s necessary for you to type this document as soon as possible.
A. You can’t type this document as soon as possible.
B. You may not type this document as soon as possible.
C. You need to type this document as soon as possible.
D. You must type this document as soon as possible.
Tenses › View
I took an instant dislike to the boy next door ________ .
A. as soon as I first meet him
B. prior to our first meeting
C. upon our first meeting
D. before we first met him
