[ Present Simple and Present Continuous Tense ]
“David, what …….. you …….?” “I am reading a book.
A. do/do
B. are/doing
C. are /do
D. does/doing

Random Topics:
Grammar Comma UsageNounsPrepositions of Time and PlacePrepositions of Place & TimeMay, MightKinds of NounsGrammar - help/have/let/makeSimple, Complex, Compound SentenceDegrees of AdjectivesGrammar - Collective NounsOther quiz:
Clauses and Conjunction › ViewBefore you leave make sure you have all the materials you need.
A. Insert a comma after “before”
B. Insert a comma after “leave”
C. Insert a comma after “all”
D. Make no change
Vocabulary › View
To speak unfavorably about
A. Partisan
B. Malign
C. Malice
D. Allusion
Grammar › ViewFill in the blank with the right preposition: “The new building complies ___ international safety standards.”
A. on
B. to
C. with
D. of
Grammar › View
___ is your shoe size?
a. What
b. Which
c. How