[ Grammar ]
Companies always ________ market research before they launch a new product.
A. do
B. make
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Vocabulary › ViewClick on the word that means the same thing as bonus.
A. money
B. beginning
C. extra
D. fast
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Every one ____ looking forward to watching the fireworks on National Day國慶日.
A. is
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C. do
D. does
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People __________ go outside without a mask. (It’s not allowed)
A. can
B. must
C. have to
D. can’t
E. don’t have to