[ TOEFL Adjective and Adverb ]
Virtually . . . cells in the human body contain DNA in their nuclei.
A. they are all
B. all are
C. all
D. they all

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Cohesive DevicesTenses and PronounsGrammar Past and Future TensePast Tense & Present Perfect TenseNoun ClauseConjunctive Adverbs and PunctuationVerb Tenses and Sentence StructurePrepotitionsGrammar - direct/indirect objectsHomophone & HomonymOther quiz:
Adjective › ViewPeter: How come your brother is quitting his job ?
Elisabeth: He’s _____ . He does the same thing every day.
a. boring
bored
Grammar › View
Brandon is practising doing sums so that he can ace in the mathematics test. As the saying goes, ___.
A. better late than never
B. practice makes perfect
C. health is wealth
D. easy come, easy go