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【简答题】
完形填空。 Hello, everyone. My name is Jim. I'm a student. Our classroom is big and nice. There are 1 pictures on the walls. We have thirty desks and chairs 2 the room. They are for the 3 . There are 4 Chinese and  science books in my desk. There are colored pictures 5 the science books. I come to school 6 7:30 a.m. I 7 three lessons in the morning and three in the afternoon. I like history, science and some other subjects. I 8 my homework on the computer. I'm good 9 sports. And I love 10 basketball very much. (     )1. A.not (     )2. A.in (     )3. A.teachers (     )4. A.a (     )5. A.for (     )6. A.at (     )7. A.have (     )8. A.make (     )9. A.at (     )10. A.playing B.a B.at B.girls B.the B.in B.on B.get B.play B.in B.plays C.some C.on C.boys C.an C.with C.in C.study C.do C.for C.play D.any D.near D.students D.some D.of D.from D.give D.work D.to D.play the
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【单选题】The normal respiratory rate of the newborn is
A.
15~30 breaths/min
B.
25~35 breaths/min
C.
30~40 breaths/min
D.
20~40 breaths/min
E.
30~60 breaths/min
【判断题】珍珠是一种生物成因的宝石,主要由产珠软体动物生命活动的分泌物组成,它是一种成分以碳酸钙矿物为主并含有机质的有机宝石材料。
A.
正确
B.
错误
【简答题】RR( respiratory rate )
【判断题】珍珠的主要成分为碳酸钙,珍珠质为矿物文石,含有少量水和有机质。
A.
正确
B.
错误
【单选题】Stress can affect the respiratory system by __.
A.
decreasing the pulse rate
B.
a loss of carbon dioxide
C.
causing breathing problems
D.
causing asthma
【单选题】珍珠是一种主要产在珍珠贝类和珠母贝类等软体动物体内,由于内分泌作用而生成的含()的矿物珠粒
A.
碳酸钠
B.
碳酸镁
C.
碳酸铝
D.
碳酸钙
【简答题】无机矿物制品是指用()、()、石膏、菱苦土、珍珠岩、矿棉、岩棉、石棉及其它矿物材料为主要原料制成的产品。
【单选题】Respiratory rate means _____________.
A.
how many breaths you take per minute
B.
how many times your heart beats
C.
how much air you take in every minute
【简答题】respiratory rate
【简答题】网上银行与传统银行相比,具有哪些优势?
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