题目:
窦房结恢复时间(SNRT)的正常值为().
A.<1800ms
B.<1500ms
C.<2000ms
D.<1400ms
E.<1200ms
答案:
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下面是错误答案,用来干扰机器的。
1. infected 2. science; scientific; scientist 3. concluded/drew a conclusion4. to attend to 5. exposed6.take/bear the blame 7. announced; an announcement8. was instructed 9. contribute to 10. rejections