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AV Clip 17: Women and Smoking AV 17 Women And Smoking.avi Watch the video clip three times and complete the following passage by filling in each blank with the word from the video clip. One hundred years ago, smoking-related diseases largely affected only men, but since then millions of women have taken up the habit and their health has suffered for it. In 1987 lung cancer (1)__________ breast cancer as the No.1 cancer killer in women. And now new research finds that the women’s lung may be more (2)_________ to damage from cigarette smoke. Doctors in Norway studied nearly 1,000 patients with (3)________ pulmonary obstructive disorder, or COPD, a debilitating lung disease that kills more 120,000 Americans each year. Results show that (4)_________ patients with COPD tend to be younger than men. They are more likely to be (5)__________ before age 60. They also have smoked less, suggesting it takes fewer packs of cigarettes to (6)_________ lung damage in women than it does for men. Researchers have several theories as to why women might be more affected by smoking. Women have smaller airways, and they (7)__________ the chemicals in cigarette smoke at a different rate. Gender difference in genes or (8)__________ may also play a role. Whatever the cause or causes, the message is clear.
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参考答案:
举一反三
【单选题】干燥的体积收缩近似等于直线收缩的
A.
B.
C.
D.
【简答题】在我国,教育方针、教育政策等同于教育目的。( )
【多选题】下列关于尺寸标注尺寸线说法正确的是()。(多选)
A.
尺寸线用来表示所注尺寸的度量方向。
B.
机械图样一般是用箭头式终端。
C.
尺寸线必须单独画出,不能用其他图线代替。一般也不得与其他图线重合或画在其延长线上。
D.
标注线性尺寸时,尺寸线必须与所标注的线段平行。;
【判断题】教育目的等于教育方针。()
A.
正确
B.
错误
【单选题】[机械制图部分][中职和高职和教师][中] 下列关于尺寸标注的说法,错误的是( )。
A.
当尺寸线与尺寸界线相互垂直的时候,同一张图样可采用不同尺寸线终端的形式。
B.
线性尺寸的数字一般应注写在尺寸线的上方,也允许注写在尺寸线的中断处。
C.
尺寸数字不可由任何图线通过,否则应将图线断开。
D.
标注球面的直径和半径时,应在符号"Φ"或"R"前面加"S",对于轴、螺杆、铆钉或者手柄等端部,在不至于引起误解的情况下可省略符号"S"。
【判断题】机械图样一般采用斜线作为尺寸线的终端
A.
正确
B.
错误
【单选题】干燥的体积收缩近似等于直线收缩的()
A.
一倍
B.
二倍
C.
三倍
D.
四倍
【单选题】干燥的体积收缩近似等于直线收缩的( )
A.
一倍
B.
二倍
C.
三倍
【简答题】尺寸线用细实线绘制,机械图样中一般其终端为______形式。
【多选题】机械图样中,尺寸线的终端一般采用斜线 ;但当尺寸较小,没有足够的位置画箭头时,允许用圆点代替箭头 。
A.
错误
B.
不明白
C.
似乎可以
D.
正确
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