Wood ……… such trees as pine and aspen is the most widely used source of pulp ………. paper.
A. in/out of
B. of/with
C. around/on
D. From/for

Random Topics:
Modal and Phrasal VerbsRelative Clauses and UsageGerund Subject or ObjectPronouns and QuantifiersNarrative Tenses & ConditionalsPast Perfect Tense and Past TenseConditionals and WishesThe Future Simple TenseIELTS GrammarSimple Present Tense/be/Present ProgessiveOther quiz:
Grammar › ViewJennifer and her brother picked up ___________ father’s birthday present.
A. his/her
B. her
C. their
Clause Markers TOEFL Grammar › View
Complete the sentence with the best clause marker:
The most celebrated talking drummers of West Africa are the Yorubas _________ principal instrument is known as a dondon.
A. what
B. that
C. who is
D. whose
General Knowledge › ViewWhich Roman Emperor built a massive wall across Northern Britain in 122 A.D.?
A. Marcus Aurelius
B. Hadrian
C. Nero
D. Augustus
Verb Tenses › View
The elevator was ______, forcing everyone to use the stairs to reach their offices on the higher floors.
A. in the midst
B. on the brink
C. working perfectly
D. out of order
