It took a long time for the connection between body temperature and illness________.
A．to makeB．to be madeC．makingD．being made
B

試題分析：根據(jù)句型It takes some time to do sth.可排除C和D項，the connection between body temperature and illness和make之間為被動關(guān)系，故選B項。
點評：記住常見的只用動名詞或不定式做主語的句型。在平時的學(xué)習(xí)中，多積累記憶。
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