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杆件的上端固定，下端与固定支座间有-0.02mm间隙。材料为理想弹塑性材料。E=200GPa，σ s =220MPa。杆件在AB部分的横截面面积为200mm 2 ，BC部分为100mm 2 。若作用于截面B上的载荷F从零开始逐渐增加到极限值，作图表示F力作用点位移δ与F的关系。
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【简答题】Prices fell John fell Sue fell in love Government fell
【单选题】It was in the university _______ they fell in love with each other, _____ brought both of them happiness.
A.
when, which
B.
that , which
C.
where, that
D.
which , who
【单选题】They________with each other for many years before they________.
A.
had been in love；got married
B.
fell in love；got married
C.
had fell in love；married
D.
love；go married
【单选题】--- Do you love teaching, Miss He? --- I fell in love with teaching in 2000. I ________ for twelve years by this summer.
A.
will teach
B.
would have taught
C.
has been teaching
D.
will have been teaching
【单选题】如果在 HTML 页面中包含如下图片标签,则在下划线添加 代码能够实现隐藏图片的功能。 >
A.
style=”display:visible”
B.
style=”display:disvisible”
C.
style=”display:block”
D.
style=”display:none”
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