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【多选题】
导游服务的主体是( )。A.
有导游资格的导游人员
B.
景区（点）讲解员
C.
未经旅行杜委派的导游人员
D.
旅行社特聘的导游人员
E.
旅行社的员工。
拍照语音搜题，微信中搜索"皮皮学"使用
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皮皮学刷刷变学霸
举一反三
【简答题】肾的血液循环有两种作用:一是营养( ),二是参与( )。
【单选题】Exercise 4: Please Choose the best topic sentences for the body paragraphs based on the outline below. Alcoholic beverages should be banned. In my opinion, alcoholic beverages should be banned from co...
A.
Drinking and driving can be deadly.
B.
Alcoholic beverages on college campuses should be banned because drinking and driving can be deadly.
C.
Besides the academic reason, alcoholic beverages on college campuses should be banned because drinking and driving can be deadly.
【简答题】听力原文： Despite widespread medical opinion that alcoholic beverages may pr heart disease, a leading medical expert is advising: don't start drinking just yet. Anybody who's ever worked in a hospita...
【单选题】认识运动是一个无限反复 、无限发展过程的观点属于:
A.
唯心主义认识论的观点
B.
旧唯物主义认识论的观点
C.
机械唯物主义认识论的观点
D.
马克思主义认识论的观点
【单选题】Alcoholic beverages are free of charge for _________.
A.
economy class passengers
B.
first class passengers
C.
all passengers
D.
all the crew
【简答题】肾的血液循环有两种作用：一是（ ）肾组织，二是参与尿的生成。
【单选题】According to a new federal law, all alcoholic beverages must______a health warning to appear in a conspicuous and prominent place.
A.
prepare
B.
follow
C.
carry
D.
refer
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