[ Vocabulary and Grammar ]
We cleaned up everything at the campsite ____ we left.
A. until
B. before
C. while
Select your answer:
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Relative Pronouns › ViewThe woman to _______ you were speaking is my aunt.
A. whom
B. that
C. whose
D. who
Vocabulary and Grammar › View
The local government suggested ______ a road through the Nam Cat Tien National Park.
A. build
B. to build
C. building
D. being built