The different colors of ________ the different temperatures of the stars’ surfaces.
(A) the stars indicate
(B) indicating stars
(C) the indication that the stars
(D) stars indicating that

Random Topics:
PrepotitionsProgressive TensesGerunds as objects of prepositionCoordinate ConjunctionKinds of NounsGrammar Phrases-ed and -ing AdjectivesMust / must notAdverb of Frequency and Past Continuous TenseApostrophes and Quotation MarksOther quiz:
Tenses › ViewThis happened about ten years ago. I _______________ with a college friend, Sarah, in the country.
A. was staying
B. stayed
C. had stayed
D. have been staying
Grammar › View
Copyrighted material is generally the property of the author and cannot to be duplicated by others for profit. Which one is incorrect word/phrase?
A. cannot
B. to
C. be duplicated
D. by
What change should be made in the sentence below?
Many kinds of fishes live in the pond.
A. change fishes to fish
B. change fishes to fishies
C. change fishes to fishs
Grammar › View
Leonard won’t come _____ it rains tomorrow.
A. will
B. if
C. because
D. and
