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【多选题】
激光切割时，被加工工件的切割顺序应遵循的原则是（ ）。A.
先大后小
B.
先内后外
C.
先小后大
D.
先外后内
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反馈参考答案：
举一反三
【简答题】A．The author's profession. B．The number of the vehicle. C．Where they visited. D．How they managed to go home.
【单选题】When the author visited Laura in the hospital, Laura _________.
A.
hinted to her that she was going to commit suicide
B.
complained to her about the cruelty with which she was treated
C.
was suffering a physical pain that was beyond her endurance
D.
tried hard to appear happy in front of her to please her
【单选题】The author visited Australia__________
A.
to study Australian farming methods
B.
to investigate how the fence was constructed
C.
because he was interested in life around the fence
D.
because he wanted to learn more about the wool industry
【单选题】以上说法都不正确; ()
A.
children和childNodes都是获取当前元素的子元素的,两者没有区别
B.
parent在DOM和BOM中相同,都是获取父级标签元素的
C.
如果想要改变当前元素得上一个兄弟节点,可以使用previousSibling = “要改变得标签”
D.
DOM中,已知一个节点,并且知道他们得位置关系,就可以操作任何一个节点
【简答题】The author wrote about the people and places which he had visited.
【简答题】If we had known his address, we (visit) ______ him.
【单选题】下列说法正确的是
A.
children 和childNodes都是获取当前元素的子元素的,两者没有区别
B.
parent 在DOM和BOM中相同,都是获取父级标签元素的
C.
如果想要改变当前元素得上一个兄弟节点,可以使用previousSibling = “要改变得标签”
D.
DOM 中,已知一个节点,并且知道他们得位置关系,就可以操作任何一个节点
【单选题】In the last paragraph, the author mentions that the poor people______.
A.
are seldom visited
B.
can barely be visited
C.
are rarely noticed and paid attention to
D.
are drawing the attention of other groups
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