Besides adding complementary flavors to many foods, hot sauces stimulate the release of endorphins in the brain, just as exercise does, and these have a pain-relieving effect like morphine's.
A.hot sauces stimulate the release of endorphins in the brain, just as exercise does, and these have a pain-relieving effect like morphine's
B.hot sauces stimulate the release of endorphins in the brain, like exercise, and they have a pain-relieving effect that is like morphine
C.hot sauces and exercise both stimulate the release of endorphins in the brain, and they have a pain-relieving effect like morphine
D.the release of endorphins in the brain is stimulated both by hot sauces and exercise, and they have a pain-relieving effect like morphine's
E.the release of endorphins in the brain is stimulated by hot sauces, just as with exercise, and these have a pain-relieving effect like that of morphine
B exercise和hot sauces比较不对等
C effect like morphine比较对象不对等
Adding flavors to foods的逻辑主语应该是 hot sauces而不是release of endorphins,所以DE不对。
选A