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【单选题】
成虫幼虫口器均为咀嚼式,成虫前翅为鞘翅,完全变态,幼虫寡足型或无足型,蛹为离蛹,是( )的昆虫。A.
半翅目
B.
同翅目
C.
鞘翅目
D.
直翅目
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【单选题】Section B Directions: In this section, you will hear 3 short passages. At the end of each passage, you will hear some questions. Both the passage and the questions will be spoken only once. After you ...
A.
It's about 29 hours a week.
B.
It's almost 25 hours a week.
C.
For high school students, it's about 13 hours.
D.
Maybe less than 5 hours.
【单选题】Section B Directions: In this section, you will hear 3 short passages. At the end of each passage, you will hear some questions. Both the passage and the questions will be spoken only once. After you ...
A.
It's about 29 hours a week.
B.
It's almost 25 hours a week.
C.
For high school students, it's about 13 hours.
D.
Maybe less than 5 hours.
【单选题】下列表述中不属于民主集中制原则内容的是
A.
在人民代表大会与人民的关系上
B.
人民代表大会与其他国家机关的关系上
C.
在中央与地方国家机构的关系上
D.
在人民代表大会和人民代表大会制度的关系上
【简答题】有四个角是直角的图形一定是长方形．______．（判断对错）
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