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问题 单项选择题

妊娠期糖尿病对新生儿的影响不包括（）。

A.巨大儿发生率增加

B.畸形发生率增加

C.容易发生新生儿低胰岛素血症

D.容易发生新生儿呼吸窘迫综合征

E.易引起死胎或死产

答案

参考答案：C

填空题

已知等腰三角形的两边长分别为8cm和4cm，则该等腰三角形的周长为（    ）cm。
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单项选择题

The major problem with E-mail is that it is (71) easy to use that people can become (72) with messages (73) they can possibly answer in a day. In addition, mail boxes require some management to (74) messages or archive those that might be required later. Senders don’t always know about your E-mail backlog and often send (75) messages.

A. manage B. save
C. backup D. dispose of
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