8. You must ________ your own feelings and decide for yourself.
A. trust
B. true
C. tone
D. tree
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1. It has taken him a long time to come to terms ______ the fact that he won’t be able to go to college.
A. with
B. to
C. for
D. up
2. They tried to play ______ the seriousness of the disaster.
A. in
B. down
C. out
D. up
冠心病猝死的最常见的心律失常类型是:
A. 心室颤动
B. 无脉性电活动
C. 心脏静止
D. 心室扑动
细胞质脂肪酸合成酶系的主要产物是
A. 硬脂酸
B. 软脂酸
C. 油酸
D. 亚油酸