[ Vocabulary and Grammar ]
____________ Bobby often ____________ physics experiment after school?
A. Does/do
B. Is/do
C. Does/do
D. Is/does

Random Topics:
Time ClausePresent Progressive TenseFirst Conditional SentenceThe Past SimpleOpinion / AgreementGrammar: Defining Relative ClausesPresent Simple & Present Progressive TenseBecause / soModals for DeductionCountable and UncountableOther quiz:
Relative Clauses › ViewThat pencil____________ is on your desk belongs to me.
A. which
B. who
C. where
D. this
Vocabulary › View
idea that courts should not be parties to lawbreaking by the police
A. judicial integerity
B. grand jury
C. preliminary hearing
D. indictment
Vocabulary and Grammar › ViewBoth small and large animals are a black bear’s ________.
A. species
B. prey
C. extinct
D. wild
Grammar › View
That group of stars __________ the Big Dipper
A. is called
B. are called