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Reading Whiz Grade 4 Lesson 9
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n. a special way of doing something
technique
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adj. large and hard to carry
bulky
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n. the act of making a new and useful thing
invention
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v. to EXCHANGE different goods WITHOUT using MONEY
barter
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You ___ a problem by finding an answer to it. (solve/ create /share)
solve
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adj. using a computer or a computer system
digital
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"_____" is used when you add something to what has been said.
Furthermore
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If you ____ something, you make an identical version of it. (break / organize / copy)
copy
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A ___ is a group of countries that is controlled by one leader. (dynasty / empire / nation)
empire
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adj. having the value or importance of something
worth
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n. a situation where events happen at the same time
coincidence
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v. to buy, sell, or exchange things
trade
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