Lesson Sixteen
unless
"Unless" is similar to "except" and "but." It can be used as a conjunction. It's also similar to "if."
examples
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Unless she can control her anger, she won't be able to keep her job.
He'll hurt himself unless he's very careful.
If he isn't very careful, he'll hurt himself.
He won't be able to go to the party unless he can find a ride.
Nguyen will come to class early tomorrow unless the bus is late.
Next: Lesson Seventeen