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【单选题】
常用的50ml滴定管其最小的刻度为
A.
10ml
B.
1ml
C.
0.1ml
D.
0.01ml
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参考答案:
举一反三
【单选题】测量误差来源于()。
A.
仪器、观测者、外界条件
B.
仪器不完善
C.
系统误差
D.
偶然误差
【单选题】小儿出生后体格发育是不均衡的,小儿出生后体格发育最迅速的时期
A.
围生期
B.
婴儿期
C.
幼儿期
D.
青春期
【单选题】The ______ news made all the people at the party _____.
A.
frightening; frightening
B.
frightening; frightened
C.
frightened; frightening
D.
frightened; frightened
【单选题】测量误差来源于( )。
A.
仪器、观测者、外界条件
B.
角度误差、边长误差、高差误差
C.
系统误差、偶然误差、粗差
D.
仪器、观测值、计算机
【多选题】测量误差来源于()
A.
人员误差
B.
工具误差
C.
环境误差
D.
方法误差
E.
相对误差
【单选题】The little boy was ____by the ____ sound. [     ]
A.
to frighten; frightening
B.
frightened; frightening
C.
frightened; fright
D.
frightening; fright
【单选题】The __________ girl sat in the corner, __________. [     ]
A.
frightening; crying
B.
frightening; cried
C.
frightened; crying
D.
frightened; to cry
【单选题】听力原文:W: How often did you write home? M: I used to write home once a week. Q: What do you understand from the man's answer? (13)
A.
He enjoys writing home every week.
B.
He never fails to write a weekly letter home.
C.
He doesn't write home once a week now.
D.
He has been asked to write home every week.
【单选题】They are ______ at the _______ news.
A.
frightening, frighten
B.
frightened, frightening
C.
frightening, frightening
D.
frightened, frightened
【单选题】小儿出生后体格发育最迅速的时期是
A.
围生期
B.
婴儿期
C.
幼儿期
D.
学龄前期
E.
学龄期
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