[ Present Simple Progressive ]
How often_______the teacher______them?
A. is,testing
B. do,test
C. does,tests
D. does,test

Random Topics:
Unreal Uses of Past TensesPrepositions of Time, Place, and MovementWho am I?Coherent Sentence with Correct Grammar StructureSimiles and Body IdiomsPreposition of TimePast and Perfect TensesModal and Relative PhrasesCollective NounsDescriptionsOther quiz:
Grammar › ViewMy sister … at the theater
A. Work
B. Working
C. Worked
D. Works
Grammar › View
My uncle ____ at Penang Airport from Singapore tomorrow afternoon
A. arrives
B. is arriving
C. will arrive
D. will be arriving
Because of & Inspite of › View______her poorness, she feels happy.
A. In spite of
B. Although
C. Because
D. If
Tenses › View
I _______ to the bookstore right now.
A. going
B. am go
C. am going
D. go
