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【多选题】
关于直线方向的说法,错误的有( BD )。 A. B. C. D. E.
A.
一条直线的方向是根据某一标准确定的
B.
在测量工作中,直线是没有方向的
C.
坐标方位角是测量工作中表示直线方向的主要方法
D.
用象限角表示直线方向比用方位角表示要准确
E.
方位角和象限角均可以表示直线的方向
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举一反三
【简答题】猜一猜,选一选。 (     ) 1. father's father (     ) 2. mother's sister (     ) 3. father's mother (     ) 4. father's brother A. grandpa B. grandma C. uncle D. aunt
【单选题】—What's _____ job? —He's a teacher. [     ]
A.
your father's
B.
your father
C.
your father
D.
your father'
【单选题】—_______ bike is this? —It's _______. [     ]
A.
Who's, my father's friend
B.
Whose, my father friend's
C.
Whose, my father's friend's
D.
Who's, my father friend
【单选题】Our English teacher is __.
A.
James and Mary's father
B.
James's and Mary's father
C.
Jame's and Mary's father
D.
James' and Mary's father
【判断题】进行拉弯和压弯构件设计时,拉弯构件仅需要计算强度和刚度;压弯构件则需要计算强度、局部稳定、整体稳定、刚度。()
A.
正确
B.
错误
【单选题】Eric’s father, a skilled worker has repaired a lot of bikes of this kind, so he will _______ suc
A.
78. Eric’s father, a skilled worker has repaired a lot of bikes of this kind, so he will _______ succeed in repairing your bike, I suppose. A.probably
B.
may be
C.
maybe
D.
Perhaps
【单选题】—What's ________ job? —He's a teacher. [     ]
A.
you father's
B.
your father
C.
you father
D.
your father's
【简答题】在实际生产中斜导柱斜角最大不超过( )度
【单选题】My name is Eric Brown. Eric is my name.
A.
last
B.
first
C.
family
D.
friend’s
【简答题】根据句意完成句子。 1. We call mother's or father's brother ______. 2. We call mother's or father's sister ______. 3. Maomao's mother is my mother, but Maomao isn't my sister, but my ______. 4. Eric is my aunt'...
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