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【单选题】
下列选择器中，找到img标签中src属性以.jpg结尾是（ ）A.
$("img[src='.jpg']")
B.
$("img[src^='.jpg']")
C.
$("img[scrc*='.jpg']")
D.
$("img[src$='.jpg']")
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反馈参考答案：
举一反三
【单选题】( )
A.
Decompostion structures
B.
Layer structures
C.
Implementation structures
D.
Component-and-connector structures
【单选题】The main purpose of the passage is to ______.
A.
compare skyscrapers with other modern structures
B.
describe skyscrapers and their effect on the environment
C.
advocate the use of masonry in the construction of skyscrapers
D.
illustrate some architectural designs of skyscrapers
【简答题】A field that involves the generation and application of knowledge relating to the composition, structure and processing of materials to their properties and use. A) Engineering Materials Technology B)...
【单选题】A difference between the economic long run and the short run is that:
A.
the classical dichotomy holds in the short run but not in the long run.
B.
monetary and fiscal policy affect output only in the long run.
C.
demand can affect output and employment in the short run, whereas supply is the ruling force in the long run.
D.
prices and wages are sticky in the long run only.
【简答题】长期(long run)
【多选题】目前人类对转基因食品的担忧之一是转基因对生态环境的影响,比如
A.
破坏生态平衡，影响生物多样性。
B.
可能产生“超级杂草”作物，极大的威胁农作物的生长。
C.
进化速度够快影响生态平衡。
【简答题】长期(long run)
【简答题】A．She should make a long run to relax. B．She should run a long way to listen to the music. C．She should run to the concert so as to spare some time for relaxing. D．She should go to the concert for rel...
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