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【单选题】
Americans have / haven ’ t special karaoke bars.
A.
have
B.
haven ’ t
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参考答案:
举一反三
【判断题】对模型进行切片时,层片厚度越小,打印质量越高。( )
A.
正确
B.
错误
【单选题】肺结核的临床表现是
A.
反复发作性呼气性呼吸困难
B.
发热伴刺激性干咳
C.
咳大量脓痰或反复咳血
D.
咳嗽、午后低热、乏力、盗汗、消瘦
E.
发热、咳嗽、肺部固定性细湿罗音
【单选题】2018°的终边在( )象限
A.
B.
C.
D.
【单选题】下列说法错误的是
A.
若α=2018°,则角α的终边落在第三象限
B.
k360°+160°是第二象限角
C.
是第四象限角
D.
4是第三象限角
【单选题】-----What were you up to when she dropped in? ------I______ for a while and _____ some reading.
A.
had played ; did
B.
played; did
C.
had played :was going to do
D.
was playing; was going to do
【单选题】是否学会设置文档背景和水印?
A.
熟练掌握
B.
只会书上的
C.
不会
【单选题】Considering all that she had _______, she was really an amazingly cheerful woman.
A.
gone for
B.
gone through
C.
gone in for
D.
gone about
【单选题】They knew that things weren't right at home.It means .A. Bob had no food to give th
A.
27. They knew that things weren't right at home.It means . A. Bob had no food to give them
B.
Bob couldn't open the door
C.
it was very cold outside
D.
they were too young to eat anything
【单选题】While she had the fever, she______ for hours.
A.
raved
B.
sniggered
C.
tittered
D.
perforated
【单选题】No sooner had she entered the house ______ the telephone rang.
A.
when
B.
than
C.
as
D.
while
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