[ Apostrophes and Quotation Marks ]
Fill in the blank: There were many ______ at the conference.
A. PhD’s
B. PhDs
C. PhD
D. PhD’ss
Select your answer:

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Grammar › ViewInvestment in ______ is crucial to ensure that the workforce is equipped for the information economy.
A. educative
B. education
C. educatively
D. educate
Vocabulary › View
Banh Chung and Mut are _______ food on Tet holiday. The majorities of families have them during Tet.
A. exciting
B. popular
C. ripe
D. colored
