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Peopleareveryabouttheproblemstheenvironment.A.concerning;concernedB.concerning;concerningC.concerned;concernedD.concerned;concerning
题目详情
People are very _____ about the problems ____ the environment.
A. concerning; concerned B. concerning; concerning
C. concerned; concerned D. concerned; concerning
▼优质解答
答案和解析
D
分 析:
句意:人们十分担忧关于环境的问题。be concerned about关心,担忧;concerning为介词,意为“关于”。故选D。
考点:
考查形容词和介词
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