[ Adverb and Sentence Structure ]
“We must not wait ___ we have killed off all marine life.”
A. until
B. before
C. as soon as
D. when
Select your answer:
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Grammar › ViewWill he be free?
– ………………….
A. No, he isn’t
B. No, he doesn’t.
C. No, he won’t.
Grammar › View
John finished his homework _________ he came home from school.
A. although
B. because
C. when
D. until
E. unless