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【多选题】
下列影响旅游微观经济效益的因素中，属于不可控外部因素的有( )。A.
旅游需求规模和时间的平衡状况
B.
旅游经济管理体制
C.
外部经济
D.
旅游产品成本结构
E.
旅游企业规模
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举一反三
【单选题】In the dream Peter saw himself ___ by a fierce wolf, and he woke suddenly with a start.
A.
chased
B.
to be chased
C.
be chased
D.
having been chased
【单选题】In the dream Peter saw himself ________ by a fierce wolf, and he woke up with a start. [ ]
A.
chased
B.
to be chased
C.
be chased
D.
having been chased
【单选题】In the dream Peter saw himself _____ by a fierce wolf, and he woke suddenly.
A.
chased
B.
to be chased
C.
be chased
D.
having been chased
【单选题】2011 年 12 月 12 日,教育部颁布《幼儿园教师专业标准(试行)》 , 《标准》是幼儿园教师培养、()、培训和考核等工作的重要依据
A.
考试
B.
晋升
C.
发展
D.
准入
【简答题】阅读填词，根据短文内容，补全所缺单词，每空一词。 Peter and the Wolf This is a story about a brave boy. His name was Peter. Peter and his grandfather lived in a house next to the woods. In the summer, Peter liked to play outs...
【单选题】测定一般土壤pH值时,浸提液应选用 ____ ___ 。( )
A.
无二氧化碳的水
B.
1mol／L氯化钾
C.
0.01mol／L氯化钙
D.
0.01mol／L氯化镁
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