Last semester, 1 took six courses. And worked par t -time in a discount drugstore.
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【单选题】Street sellers particularly in developing countries, supply large amounts of food【H1】people on low incomes. This sector also employs some 6%~25% of the work force, mainly women, in developing countrie...
【简答题】Direction: Complete the sentence with a proper phrase on P. 42 of your textbook. Make suitable changes if necessary. Good communications normally better understanding.
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