[ Preposition ]
They are worried ___ the future.
A. of
B. on
C. at
D. about
Select your answer:

Random Topics:
Adjectives Ed and IngPassive Voice, Question Tag, PrepositionsSimple Present TenseSentence or Sentence FragmentNeither/Either/All/NoneRelative Clauses & Real ConditionalsModals and Present TensesFigurative Language VocabularyModifiersGrammar on ConditionalsOther quiz:
Past Tenses › ViewIn the rescue mission story, which event happened FIRST?
A. The rescue team heard a faint shout.
B. Ben had ventured off the marked trail.
C. Ben called for help.
D. The rescue team arrived at the park entrance.
Passive and Active Sentences › View
The Sunday committees …. meeting during which animals receive their orders from Squealer.
A. are turning into
B. are turned into
C. turn into
