[ TOEFL Adjective and Adverb ]
Besides . . . critical for vision, vitamin A also supports immune function.
A. it is
B. to be
C. when is
D. being

Random Topics:
Phrasal Verb & Prepositional PhraseRelative Clauses and Past PerfectRelative Clauses PronounsModal PossibilitiesIdiom and TensesModals and AdviceTenses - Present and PastVerb ConjugationCan/CouldAdjective & AdverbOther quiz:
Mixed General Quiz › ViewIn the Koolau mountains on the island of Oahu is Byodo-in Temple an ___ replica of the one in Kyoto, Japan.
a. exactly
b. exact
c. exacted
Grammar › View
It was the first time I saw him. We _________ before.
A. met
B. have meet
C. had met
D. had never met
Idioms › View“Never mind” means ___.
a. don’t worry about it
b. pardon
c. why
Vocabulary and Grammar › View
. My wife’s mother is my _______.
A. aunt
B. mother-in-law
C. sister
D. mother
