题目内容
People are advised to be towards the health concerns of their dear ones while burning firecrackers to celebrate the festival, for they contain harmful chemicals.
| A.accessible | B.aware | C.cautious | D.sensitive |
D
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Most people are familiar with the idea that all matter in the universe ________ atoms.
| A.makes up | B.makes up of | C.consists in | D.consists of |