The satellite's purpose is to find sources of air pollutants, including exhaust gas, carbon dioxide and carbon monoxide \_\_\_\_ from factories.
Aemit
Bemits
Cemitted正確答案
Demitting
答案與詳解
為什麼答案是 C
emitted 為過去分詞，表示被動語態，修飾前方的廢氣名詞，相當於 which are emitted，符合語法與語意。
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