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【多选题】
城市土壤环境特点与郊外土壤相比A.
城市土壤的垂直层次不明显
B.
城市铺装下的土壤，长期潮湿或干旱状态
C.
土壤温度高、干燥——热岛效应、建筑铺装积聚的热量
D.
填埋的大量建筑、生产、生活固体废弃物，形成城市土壤的堆垫土层
E.
土壤微生物减少，有机物质分解速率下降，土壤中有效养分减少
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皮皮学刷刷变学霸
举一反三
【判断题】收款凭证又可以分为现金收款凭证和银行存款收款凭证。银行收款凭证是根据现金收入业务的原始凭证编制收款凭证。现金存款收款凭证是根据银行存款收业务的原始凭证编制收款凭证。
A.
正确
B.
错误
【单选题】— Why does she always ask you for help? — There is no one else____,is there? [ ]
A.
who to turn to
B.
she can turn to
C.
for whom to turn
D.
for her to turn
【单选题】-Why does she always ask you for help? -There is no one else _______,is there? [ ]
A.
who to turn to
B.
she can turn to
C.
for whom to tum
D.
for her to tum
【单选题】患者女性，70岁，被人用轮椅推入医院，接诊护士看见其而色发绀，呼吸困难，询问病史得知其有慢性阻塞性肺疾病史，给予吸氧流量应是
A.
1~2L／min
B.
2～4L／min
C.
4～6L／min
D.
6～8L／min
E.
8～10L／min
【单选题】— Why does she always ask you for help? — There is no one else _______, is there? [ ]
A.
who to turn
B.
she can turn to
C.
for whom to turn
D.
for her to turn
【单选题】下列各组物质可能共存的是 ( ) (A) (B) (C) (D)
A.
Cu 2+ ,Fe 2+ ,Sn 4+ ,Ag
B.
Cu 2+ ,Ag + ,Fe 2+ ,Fe
C.
F e 3+ , Fe, Cu 2+ , Ag
D.
Fe 3+ , I - , Sn 4+ ,Fe 2+
【单选题】— Why does she always ask you for help? — There is no one else _______, is there?
A.
who to turn to
B.
for her to turn
C.
for whom to turn
D.
she can turn to
【简答题】Why does she always ask you for help?There is no one else_______,is there? A .who to turn to B. she can turn to
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