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【判断题】
结构设计的主要任务是确定套管的下入层次、下入深度、水泥浆返高、水泥环厚度、生产套管尺寸及钻头尺寸A.
正确
B.
错误
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举一反三
【单选题】What clis the hor tell us in the 3rd passgiaph?
A.
Children need their parents’letters.
B.
Children are afraid to be disappointcd.
C.
His children’s fear of failure held them back.
D.
His father’s letter removed his fear of failing his parents.
【多选题】Why did Ma Yun choose Alibaba as the name of his company?
A.
It's a well-known name.
B.
It starts with the letter A, which enables it to rank at the top in alphabetic order.
C.
He loves the story of Alibaba.
【单选题】In the passage, the author aims to tell us
A.
what differences are there between natural hormones and bioidenticals.
B.
why Somers's claims about 'natural' hormones are wrong.
C.
what Somers's new book Ageless tells us about bioidenticals.
D.
why people should be cautious of traditional hormone therapy.
【单选题】What she saw in the parallel train made her feel______.
A.
excited.
B.
anxious.
C.
worried.
D.
horrified.
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