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【多选题】
为了防止旅游者在旅游过程中发生疾病,导游应该在( )方面进行努力。
A.
多方面了解旅游团旅游者的健康状况，做到心中有数
B.
活动日程安排要留有余地，做到劳逸结合
C.
在餐饮用餐时，若发现提供的食物不卫生或变质有异味，要立即报告接待社
D.
在干燥季节.火热天气提醒旅游者多喝水，多吃水果
E.
可以允许游客在小摊上购买当地特色美食，但是要严格把关食品卫生
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举一反三
【单选题】How long did Max walk before he asked sebody to help?
A.
ten minutes
B.
five minutes
C.
thirty minutes
D.
twenty minutrs
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【单选题】镰刀型红细胞性贫血其β链有关的突变是( )
A.
缺失
B.
点突变
C.
交联
D.
插入
E.
断裂
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【单选题】Boxing was long viewed sickly. Generally forbidden by law in earlier days, the fighting was usually done with bare fists, and matches often lasted forty or fifty rounds. In 1882 John L. Sullivan, a fi...
A.
short and bloody
B.
usually spare-time competitions
C.
governed by strict rules
D.
cruel
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【单选题】How long does it take to get there on foot?
A.
Two minutes.
B.
Ten minutes.
C.
Twenty minutes.
D.
Thirty minutes.
查看完整题目与答案
【单选题】How long was Alan's vacation?
A.
three days
B.
five days
C.
ten days
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【简答题】阅读理解。 Long, long ago there was a very foolish thief. Do you know what he did one day? When he wanted to steal(偷) the bell on his neighbour's door, he walked up to the door, took hold of (抓住) the bell ...
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【判断题】舌下黏膜给药受到唾液冲洗作用弱,可制成生物黏附片延长作用时间
A.
正确
B.
错误
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【单选题】原棉选配时,常以若干队产地相同或性质接近的唛头作为主体成分,一般主体原棉在配棉成分中约占()左右。
A.
90%
B.
80%
C.
70%
D.
60%
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【单选题】镰刀型红细胞性贫血是哪种结构异常?
A.
一级结构
B.
二级结构
C.
三级结构
D.
四级结构
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【单选题】—Our school in 1886. —Wa, it has a very long history. [     ]
A.
built
B.
was built
C.
is built
D.
has built
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相关题目：
【单选题】How long did Max walk before he asked sebody to help?
A.
ten minutes
B.
five minutes
C.
thirty minutes
D.
twenty minutrs
查看完整题目与答案
【单选题】镰刀型红细胞性贫血其β链有关的突变是( )
A.
缺失
B.
点突变
C.
交联
D.
插入
E.
断裂
查看完整题目与答案
【单选题】Boxing was long viewed sickly. Generally forbidden by law in earlier days, the fighting was usually done with bare fists, and matches often lasted forty or fifty rounds. In 1882 John L. Sullivan, a fi...
A.
short and bloody
B.
usually spare-time competitions
C.
governed by strict rules
D.
cruel
查看完整题目与答案
【单选题】How long does it take to get there on foot?
A.
Two minutes.
B.
Ten minutes.
C.
Twenty minutes.
D.
Thirty minutes.
查看完整题目与答案
【单选题】How long was Alan's vacation?
A.
three days
B.
five days
C.
ten days
查看完整题目与答案
【简答题】阅读理解。 Long, long ago there was a very foolish thief. Do you know what he did one day? When he wanted to steal(偷) the bell on his neighbour's door, he walked up to the door, took hold of (抓住) the bell ...
查看完整题目与答案
【判断题】舌下黏膜给药受到唾液冲洗作用弱,可制成生物黏附片延长作用时间
A.
正确
B.
错误
查看完整题目与答案
【单选题】原棉选配时,常以若干队产地相同或性质接近的唛头作为主体成分,一般主体原棉在配棉成分中约占()左右。
A.
90%
B.
80%
C.
70%
D.
60%
查看完整题目与答案
【单选题】镰刀型红细胞性贫血是哪种结构异常?
A.
一级结构
B.
二级结构
C.
三级结构
D.
四级结构
查看完整题目与答案
【单选题】—Our school in 1886. —Wa, it has a very long history. [     ]
A.
built
B.
was built
C.
is built
D.
has built
查看完整题目与答案