[ Grammar ]
I don’t understand the assignment ____ the professor gave us last Monday.
A. which
B. that
C. X
D. All are correct

Random Topics:
Tenses and Time MarkersModal Verbs for SpeculationGrammar ClausesHas Got & Have GotDefinite, Indefinite and Zero ArticlesCompliment, Congratulation, and HopePrepositions and Prepositional PhrasesVerb Types and TensesPersuasive TextGrammar Past and Future TenseOther quiz:
Simple Future Tense › ViewWe …………… football next week.
A. Going to play
B. Go to play
C. Going to playing
D. Are going to play
Indefinite Pronouns › View
Almost ________ in the world knows about the Olympic games.
A. someone
B. somewhere
C. everyone
a, an, the, Zero Article › View____ Chinese are more conservative than _____ English.
A. A/an
B. The/the
C. The/an
D. No article/no article
Use of Prepositions or Conjunctions › View
You may have the pencil, but you cant have the ballpoint ____
A. either
B. also
C. furthermore
D. as well