A.To find out if laughter was good to health. |
B.To discover the best medicine to cure diabetes. |
C.Because the number of diabetic patients is the largest in the world. |
D.Because diabetic patients need more laughter than other patients. |
A.C-reactive proteins increase 66 percent in Group C |
B.the level of the hormones epinephrine stays the same in both groups |
C.the level of the hormones epinephrine has dropped |
D.C-reactive proteins reduced 66 percent in Group L |
A.something bad to our health | B.something good to our health |
C.a(chǎn) kind of wonderful medicine | D.a(chǎn) kind of dangerous disease |
A.Blood is made thick by laughter. | B.Laughter makes blood vessels thin. |
C.Laughter increases blood pressure. | D.Laughter makes blood flow fast. |
A.choose lifestyles carefully | B.change our lifestyles |
C.prevent our lifestyles in advance | D.pay less attention to the positive emotion |
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