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【单选题】
男性，45岁。既往有肝炎病史15年。厌食、乏力、腹胀2个月，5小时前突然呕出大量鲜血3次，共约1200ml，含有凝血块。查体：P112次/分；BP80/50mmHg；巩膜轻度，肝后肋下4cm，质硬，结节状；左上腹扪及肿物，肋下3cm，边缘圆钝，质地中等，未触及结节，上界不清；腹腔积液征阳性。化验：Hb5.6g/L，WBC3.0×10 9 /L，HBsAg（+）。该患者出血的最可能原因是（）。
A.
应激性溃疡
B.
肝癌并胆道出血
C.
胃癌出血
D.
胆道结石并胆道出血
E.
食管胃底静脉曲张破裂出血
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【单选题】Amy, I want this report typed today. --- (_______) .
A.
It will be ready in the afternoon, sir
B.
I'd like you to help me
C.
I know nothing about the report
D.
Leave it to tomorrow
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【单选题】I had meant to meet you at the airport this morning but I was too busy for I ________ a report.
A.
wrote
B.
was writing
C.
have written
D.
had written
查看完整题目与答案
【单选题】I had meant to meet you at the airport this morning, but I was too busy for I_______ a report.
A.
wrote
B.
have written
C.
was writing
D.
had written
查看完整题目与答案
【单选题】气压随海拔高度升高而
A.
升高
B.
减少
C.
不变
D.
升高或减少
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【单选题】—Have you finished your report yet? —No ， I ’ llfinish it in ten minutes ．
A.
． another      
B.
． other             
C.
． more                  
D.
． less
查看完整题目与答案
【单选题】Ami, I want this report typed today.（）
A.
It‘ll be ready in the afternoon, sir.
B.
I‘d like you to help me.
C.
I know nothing about the report.
D.
Leave it to tomorrow.
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【单选题】—How was your report, Tony? —Not bad, but I need to do better in _______. REPORT CARD Math A English A+ Science C History A- Chinese A [     ]
A.
math
B.
English
C.
science
D.
Chinese
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【判断题】合金的性能优于纯金属,原因很多,但归根结底是由于添加了合金元素,使金属的组织和结构发生了改变。
A.
正确
B.
错误
查看完整题目与答案
【判断题】合金的性能常优于纯金属，其原因很多，但归根结地是由于添加了合金元素使金属的组织和结构发生了变化。
A.
正确
B.
错误
查看完整题目与答案
【单选题】______ notebook and report that I promised you last week.
A.
Here is the
B.
Here are the
C.
Is here the
D.
Are here the
查看完整题目与答案
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【单选题】Amy, I want this report typed today. --- (_______) .
A.
It will be ready in the afternoon, sir
B.
I'd like you to help me
C.
I know nothing about the report
D.
Leave it to tomorrow
查看完整题目与答案
【单选题】I had meant to meet you at the airport this morning but I was too busy for I ________ a report.
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B.
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【单选题】气压随海拔高度升高而
A.
升高
B.
减少
C.
不变
D.
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查看完整题目与答案
【单选题】—Have you finished your report yet? —No ， I ’ llfinish it in ten minutes ．
A.
． another      
B.
． other             
C.
． more                  
D.
． less
查看完整题目与答案
【单选题】Ami, I want this report typed today.（）
A.
It‘ll be ready in the afternoon, sir.
B.
I‘d like you to help me.
C.
I know nothing about the report.
D.
Leave it to tomorrow.
查看完整题目与答案
【单选题】—How was your report, Tony? —Not bad, but I need to do better in _______. REPORT CARD Math A English A+ Science C History A- Chinese A [     ]
A.
math
B.
English
C.
science
D.
Chinese
查看完整题目与答案
【判断题】合金的性能优于纯金属,原因很多,但归根结底是由于添加了合金元素,使金属的组织和结构发生了改变。
A.
正确
B.
错误
查看完整题目与答案
【判断题】合金的性能常优于纯金属，其原因很多，但归根结地是由于添加了合金元素使金属的组织和结构发生了变化。
A.
正确
B.
错误
查看完整题目与答案
【单选题】______ notebook and report that I promised you last week.
A.
Here is the
B.
Here are the
C.
Is here the
D.
Are here the
查看完整题目与答案