[ Prepositions ]
A galaxy is a system ___ stars.
a. of
b. off
c. with

Random Topics:
Grammar and PrepositionPassive Voice - Present TensesInfinitives or GerundsAdverbial PhrasesLet & Be allowed toFirst Conditional, Future Time ClausesModals VerbsModals and Adjectives (ed-ing)Adjectives and ArticlesGrammar - Collective NounsOther quiz:
Question Tags › ViewThis construction is not very safe, ______?
A. is this
B. isn’t it
C. isn’t this
D. is it
Grammar › View
The weather is cold and the ground is covered with snow in winter. ____________, many animals have a hard time finding food.
A. Likewise
B. After that
C. As a result
Modal Verbs › Viewwe___________________be at the ticket office by 9 o’clock or there won’t be any left to buy.
A. can
B. must
C. have
Simple Present Tense › View
A : … your mother … a newspaper everyday?
B : … She prefers to watch the news.
A. Does. reads. No, she doesn’t
B. Does, read. No, she doesn’t
C. Do, read. Yes, she does
D. Does, reads. Yes, she does