[ Vocabulary ]
axis
A. real or imaginary line through the center of an object
B. to turn about on an axis or a center
C. the surface of the land and its features
D. an organization in the United States that directs space travel and research

Random Topics:
Indefinite PronounsTransition WordsAsking & Giving AttentionModals of Obligation & ProhibitionSentences vs Run-OnsModals of AdvisabilityRelative Pronouns and AdverbsSports VocabularyCollective NounsComparatives or SuperlativesOther quiz:
Tenses › View. Which time signal indicates Present Perfect?
A. never
B. already, yet, just, for, since
C. always
D. sometimes
Preposition of Time › View
I love swimming in the sea ____ the summer time.
A. in
B. on
Narrative Tenses & Conditionals › ViewIf people stopped using cars completely, there _______ much less pollution.
A. will be
B. would be
C. would have been
D. would
Vocabulary › View
an area of a town or city that people live in
A. neighborhood
B. strict
C. old-fashioned
D. exhibition
