能量流动
参考答案:生态系统中的能量通过形式转化(光能→化学能→热能)而流动,叫能量流动。
单词拼写。
1. I h_________ ever eat junk food, because it’s unhealthy food.
2. Maria e__________ every day, so she is in good health.
3. It’s _______( hot ) in summer in Beijing than that in Dalian.
4. Mary is t_________. Please bring her some water.
5. I can’t go to the movies this Saturday. I have to have my piano l__________.
男性,32岁,运动后突然出现右上腹部剧痛,疼痛放射至右侧中下腹部,伴恶心、呕吐,尿液呈浓茶色。查体:腹软,右下腹部深压痛,右肾区叩击痛。
为了确诊,应做的检查是()
A.尿常规
B.血常规
C.B超
D.CT
E.KUB平片