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【单选题】
关于中期妊娠保健，下列说法正确的是A.
系统产前检查，每两个月进行一次
B.
从妊娠5个月开始，孕妇应在原有的基础上每日增加200kcal热量
C.
从妊娠4个月起可通过音乐、语言、抚摸等进行胎教
D.
孕中期并不是羊膜穿刺的最佳时机
E.
中期妊娠孕妇不宜进行孕妇体操和运动
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反馈参考答案：
举一反三
【单选题】According to Isaac-Mohr, increased selectivity means better students are going to all colleges.
A.
Y
B.
N
C.
NG
【单选题】Section B Directions: In this section,you will hear 3 short passages. At the end of each passage, you will hear somequestions. Both the passage and the questions will be spoken only once. Afteryou hea...
A.
Ignore small details while reading
B.
Read at least several chapters at one sitting
C.
Develop a habit of reading critically
D.
Get key information by reading just once or twice
【单选题】As shown in the circuit,and the current I is equal to _______A. Choose A,B,C or D.The key point is that we should shorten the ideal wire without component into a node. We should get the current values...
A.
1A
B.
2A
C.
3A
D.
4A
【单选题】When the cheering _____ , the president continued his speech.
A.
died off
B.
died down
C.
died out
D.
died of
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