[ Grammar ]
Why____a polar bear _____white fur?
A. do-have
B. does-have
C. does-has
D. do-has

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Grammar › ViewThat’s the girl ____ grades were the highest in the school.
A. which
B. who
C. whose
D. whom
Grammar › View
People prefer to wear ___________ jackets in winter when it’s raining.
A. leather
B. silk
C. cotton
D. wool
Vocabulary › ViewWe can never show enough _________ for our military service workers.
A. pique
B. precede
C. reverence
D. superficial
E. wince
Gerund or Infinitive › View
I hope ___ the final exam.
A. to pass
B. passing
C. pass
