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【单选题】
Which of the following sentences is true?A.
It was hard for the man to apply for a visa.
B.
The annual conference is held in Madrid every year.
C.
The woman is very excited to be able to attend the meeting.
D.
The man has never been abroad before.
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举一反三
【单选题】外周阻力和心率不变,每搏输出量增加时动脉血压的主要变化是
A.
收缩压升高
B.
舒张压升高
C.
收缩压升高，舒张压降低
D.
收缩压降低，舒张压升高
E.
收缩压降低，舒张压降低
【单选题】其它因素不变外周阻力增加时,动脉血压的变化主要是:
A.
收缩压升高
B.
舒张压升高
C.
收缩压和舒张压升高幅度相同
D.
收缩压降低,舒张压升高
E.
收缩压升高,舒张压降低
【单选题】If you want to have an adventure travel, which of the following places will you go to?
A.
Muhan
B.
Lahore
C.
Thatta
D.
The Northern Areas
【单选题】If you want to have a more powerful memory, first you should learn more about the structure of your brain.
A.
Y
B.
N
C.
NG
【单选题】You can have __ choices if you want to have dinner at 6 pm on Saturday Evening.
A.
one
B.
two
C.
three
D.
four
【单选题】下面描述大雨 的正确说法是 ( )
A.
雨滴下降连续成线落硬地雨滴四溅, 屋顶有沙沙雨声;地面积水形成较快
B.
雨滴下降清晰可辨 地面全湿 落地不四溅 , 但无积水或洼地积水形成很慢 , 屋上雨声微弱, 檐下只有雨滴
C.
雨如倾盆雨声猛烈开窗说话时, 声音受雨声干扰而听不清楚 ; 积水形成特快 ,下水道往往来不及排泄, 常有外溢现象
D.
雨如倾盆模糊成片四溅很高, 屋顶有哗哗雨声; 地面积水形成很快
【单选题】每搏输出量和心率不变,外周阻力增加时动脉血压的主要变化是:
A.
收缩压升高
B.
舒张压升高
C.
收缩压升高，舒张压降低
D.
收缩压降低，舒张压升高
E.
收缩压和舒张压不变
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