[ Conditional Sentences ]
If he _______ a word, he looks it up in his dictionary.
A. doesn’t know
B. knows
C. don’t know
D. won’t know

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All of Edgar Allan Poe’s work (were, was) written in the 1800s.
A. were
B. was
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By expanding their product ____________________, many companies hope to attract new customers.
A. lifecycle
B. range
C. stretching
D. launch
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A. a
B. an
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She ___ speak three languages fluently.
A. will
B. could
C. may
D. can
