在生物的进化历程中,结构最复杂、最高等的生物类群,总是出现得最晚。 [ ]
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根据下面对话中的情景,在每个空白处填人一介适当的句子,使对话恢复完整。
(Li Ming and John have just jinished swimming.)
Li Ming: How nice and cool the water is! 1 . Let's have something to eat.
John: Souncls good.
Li Ming: Do you know 2 ?
John: Yes, there is a restaurant.
Li Ming: 3 ?
John: It's only five minutes' walk. Let's go.
(A few minutes Later.)
John: 4 ?
L Ming: Pop music. I often listen when I'm not busy. And you?
John: Light music. I think it can relax myself. 5
Li Ming: Sure. I often listen to pop music on my way to school.
John: OK. I can lend you some CDs. I'll bring them to our school tomorrow.
1. ____________________
2. ____________________
3. ____________________
4. ____________________
5. ____________________
患者主诉午餐食入海鱼后,即发生头痛、头晕、胸闷、心跳呼吸加快伴有眼结膜充血、颜面部及全身潮红,测体温正常,无呕吐腹泻等症状,该病可能是
A.组胺中毒
B.河豚鱼中毒
C.麻痹性贝类中毒
D.副溶血性弧菌中毒
E.肉毒梭菌毒素中毒