1. We're reading a _______ book this week.
A. differ B. difference C. different D. differently
2. She gave him a _______ look. “Are you really sure?” she demanded.
A. challenge B. challenger C. challenged D. challenging
3. The article was an excellent piece of _______ journalism.
A. investigate B. investigative C. investigation D. investigating
4. The company needs to reduce its _______ on just one particular product.
A. depend B. dependence C. dependable D. dependent
5. You've got to try to keep _______ as you grow older.
A. act B. active C. action D. actor
6. He would never do anything to _______ the lives of his children.
A. danger B. dangerous C. endanger D. endangered
7. If the product doesn't work, you are given the _______ of a refund or a replacement.
A. choice B. choose C. chooser D. choosing
8. We saw a quick film showing the various stages in the _______ of glass.
A. produce B. producer C. products D. production
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Sinh Học lớp 12
