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【判断题】
刃磨麻花钻时，主要是刃磨钻头的两个后刀面，同时要保证后角、顶角和斜角的正确。A.
正确
B.
错误
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【简答题】连词成句。 1. Wang Rong Aunt my sister mother's is 2. my aunt's uncle My is husband 3. brother My uncle is father's my 4. Aunt my is wife Meiping ...
【单选题】— ______ Pat his friend? — Yes, ______ [ ]
A.
Is, he is
B.
Is, Pat is
C.
Are, it is
D.
Do, it's
【单选题】以下程序的输出结果为( ) import re str="what's the time?" pat1="wh.+a" rst1 = re.search(pat1,str) print(rst1)
A.
None
B.
wha
C.
what's the time？
D.
what
【多选题】知识产权制度的作用有()
A.
有利于实现我国经济与国际经济接轨
B.
有利于鼓励发明创造,促进技术创新
C.
有利于吸进国外先进技术
D.
有利于吸引境外投资
E.
有利于开拓国际市场
【单选题】Aunt Pat smiled at her little niece and ______ her to eat.
A.
bid
B.
bade
C.
bided
D.
bidding
【单选题】—Is that Helen’s aunt? --- .That is Mary’s aunt.
A.
Yes,she is
B.
No,it isn’t
C.
Yes,it is
D.
No,he isn’t
【单选题】Last night, I called at ______. [ ]
A.
my aunt
B.
home of my aunt
C.
aunt of mine
D.
my aunt’s
相关题目：
【单选题】— ______ Pat his friend? — Yes, ______ [ ]
A.
Is, he is
B.
Is, Pat is
C.
Are, it is
D.
Do, it's
参考解析：
知识点：
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