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【单选题】
在 AutoCAD 中打开或者关闭 “ 对象捕捉 ” 的功能键为( )。A.
F11
B.
F8
C.
F9
D.
F3
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反馈参考答案：
举一反三
【单选题】New problems are always ______ in the conference of the factory.
A.
raising
B.
going up
C.
appearing
D.
coming up
【简答题】New diet books appear at a rate of nearly one a week.
【简答题】A．Bookstores are keeping their promises. B．Diet books are not always effective. C．Diet books are usually helpful. D．There are lots of ways of losing weight.
【单选题】设森林F中有3棵树，第一、第二、第三棵树的结点个数分别为M1、M2和M3。与森林F对应的二叉树根结点的右子树上的结点个数是（ ）。
A.
M1
B.
M1+M2
C.
M3
D.
M2+M3
【单选题】what is Scarsdale diet developed?
A.
It is a limited-intake diet.
B.
It is a new high-energy diet.
C.
It is a restricted-menu diet.
D.
It is a two-thousand-calorie diet.
【单选题】设森林F中有3棵树，其第一、第二和第三棵树的节点个数分别是n1、n2和n3，则与森林F对应的二叉树根节点的右子树上的节点个数是
A.
n1
B.
n1+n2
C.
n3
D.
n2+n3
【单选题】It can be inferred from the last paragraph that______.
A.
diet books are not always effective
B.
diet books are usually helpful
C.
there are lots of ways of losing weight
D.
bookstores are keeping their promises
【单选题】设森林F中有3棵树，其第一、第二和第三棵树的结点个数分别是n1,n2和n3，则与森林F对应的二叉树根结点的右子树上的结点个数是________。
A.
n1
B.
n1+n2
C.
n3
D.
n2+n3
【单选题】听力原文： The latest diet fad is not really new. It is called the Scarsdale diet and was originally outlined 20years ago by Dr. Herman Tarnower, a cardiologist and internist from Scarsdale, New York. The ...
A.
Because Dr. Scarsdale designed the diet.
B.
Because the doctor who designed the diet was from Scarsdale, New York.
C.
Because the book that Outlined the diet was published by Scarsdale.
D.
Because the diet leaves scars
相关题目：
【单选题】设森林F中有3棵树，第一、第二、第三棵树的结点个数分别为M1、M2和M3。与森林F对应的二叉树根结点的右子树上的结点个数是（ ）。
A.
M1
B.
M1+M2
C.
M3
D.
M2+M3
参考解析：
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