Listen to the passage and match the information.[音频]extrovert n.性格外向的人introvert n. 性格内向的人
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Choose the expression that best explains the underlined word in each sentence.The parents kept their paralyzed (瘫痪的) son alive for seven years by manually pumping air into his lungs.
A. removing something out of a certain place
B. forcing something to flow in a certain direction
Our nine-year-old son Bobby is very intelligent and capable of doing good work in school.
A. smart
B. hard-working
Barbara, Tad's mom, is terribly worried about his health.
A. extremely
B. fearfully
The little girl sitting on the grass with two inflated balloons in her hand seems depressed.
A. mad flat by pressing
B. filled with air