[ Grammar ]
The sun was thought _____ a ball of fire in the past, but now it is known _____ a glowing sphere of gases.
A. to have been, to have been
B. to had been, to be
C. to be, to have been
D. to be, to be
Select your answer:
Random Topics:
Noun PhraseFuture PassiveGerund & InfinitivesPast Simple (Questions)Grammar - too & enoughAdverb of Frequency and TensesInfinitive and GerundsInfinitives and ING FormsNoun QuantifiersOther quiz:
Because of & Inspite of › ViewHe failed …………………… his hard work.
A. despite of
B. though
C. in spite of
Grammar › View
The girls go jogging _______ the evening.
A. at
B. in
C. on
D. before