[ Adverb and Noun Clauses ]
For many years people have wondered ______ exists elsewhere in the universe.
A. that life
B. life which
C. whether life
D. life as it
Select your answer:

Random Topics:
Future FormsCollective NounsFuture Continuous TenseQuantifiers / Prepositions of Time and Comparative AdjectivesDeterminers & QuantifiersPassive Voice in Past Simple TenseSubject Verb Agreement and TensesHow much or How many?Conjunctions - Conjunctive AdverbsSubjective and Objective PronounOther quiz:
Sentence Structure › ViewThe hospital sent the patient home, _____ there was nothing else to be done.
A. for
B. or
C. yet
D. nor
Grammar › View
We ______ for our English test at the moment.
a. study
b. are studying
c. studies
d. studying
