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【单选题】
Which sentence from the article helps the reader to understand that toys can be dangerous?
A.
She says they should not feel like a toy is safe because it is made by a familiar company or sold at a popular store.
B.
The research shows that every three minutes in the U.S., a child is cared for in an emergency room after getting hurt playing with a toy.
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【单选题】下列哪一个是引起移植排斥反应最重要的抗原( )
A.
Rh血型抗原
B.
mHA抗原
C.
异嗜性抗原
D.
HLA抗原
【单选题】Do you still remember the key points that ___________ in his report? I don’t remember them all.
A.
referred to
B.
were referred
C.
he was referred to
D.
were referred to
【单选题】---Mary, remember to come and see us next time you’re in town . ---__________.
A.
Why? I’ll certainly do
B.
Sounds nice
C.
You’re welcome
D.
Sure, I will
【单选题】海船广泛使用的锚链是:
A.
铸钢锚链
B.
电焊锚链
C.
气焊锚链
D.
锻造锚链
【单选题】下列哪一个是引起移植排斥反应最重要的抗原
A.
Rh血型抗原
B.
mH抗原
C.
异嗜性抗原
D.
HLA抗原
E.
超抗原
【单选题】That’ s funny! I remember putting my glasses on the desk, but now they’re _____ .
A.
missed
B.
broken
C.
gone
D.
disappeared
【单选题】下列哪一个是引起移植排斥反应最重要的抗原
A.
Rh 血型抗原
B.
mHA 抗原
C.
异嗜性抗原
D.
HLA 抗原
E.
超抗原
【判断题】加压气化对炉温的要求比常压气化炉高,而炉身一般比常压气化炉低,能提供较高的干燥层,允许进炉煤的水分含量高。
A.
正确
B.
错误
【单选题】目前,海船广泛使用的锚链是()。
A.
铸钢锚链
B.
电焊锚链
C.
气焊锚链
D.
锻造锚链
【单选题】海船广泛使用的锚链是__。
A.
铸钢锚链
B.
焊接锚链
C.
气焊锚链
D.
锻造锚链
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