※다음 글을 읽고 물음에 답시오.
①The first group practiced to throw free throws for one hour, every day for a month. ②The second group did not practice. ③The third group practiced their free throws in their minds for an hour every day for one month.
④Do you think? What were the results of the experiment? ⑤They ( ⓐ ) surprise you. The group that physically practiced the free throw improved their performance by two percent. The group that did no practice got worse by two percent. Group three, which only did the mental practice, improved ⓑby three and a half percent.
1. What group did practice throwing free throw mentally?
①the first group
②the second group
③the third group
④the first group and the second group
⑤the second group and the third group
2. ⓑ가 나타내는 숫자로 올바른 것을 고르시오.
①15%
②35%
③3%
④3.5%
⑤1.5%
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1:1문의
