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【单选题】
接种成功的关键是（）A.
快速
B.
接种工具的好坏
C.
温度适宜
D.
无菌操作
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举一反三
【单选题】---Do you often play computer games? ---No, And so do ________ of my classmates, you know we are very busy
A.
three fourths
B.
three four
C.
third four
D.
third fourths
【简答题】• 梅毒螺旋体血清学试验的各种方案各有何特点和用 途?
【简答题】The world we live is full of amazing things. Do you know the following things? Chocolate tastes nice but it may make the little dog die. We may sleep for eight hours at a time but a snail (蜗牛) may sle...
【单选题】听力原文：W: Excuse me. Do you know how many stops we have until we reach Oxford? M: Just three more stops. We left London at 10:00 so it will take about 45 minutes before we pull into the train station. J...
A.
At a bus station.
B.
On a train.
C.
On a plane.
D.
In a restaurant.
【简答题】ENGLISH TUTOR WANTED Do you like kids? Are you outgoing ? Do you have three years’ experience as an English teacher? Do you have free time on Saturdays and Sundays? We need a woman teacher for o...
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