1 . The manager of the company told us that very little use was ________ the waste in the past.
A.concerned about | B.made of | C.sorted out | D.dealt with |
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2 . This book is concerned ________ the development of China; while most readers are concerned more ________ the hero's fate.
A.with; about | B.about; with | C.for; about | D.for; with |
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11-12高一上·江西赣州·阶段练习
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3 . Hearing the news about the crash of Air France Flight 447, he became very concerned _______ his daughter on board.
A.in | B.with | C.about | D.at |
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