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【单选题】
下列说法中，正确的是 （ ）A.
0是最小的整数
B.
最大的负整数是
C.
有理数包括正有理数和负有理数
D.
一个有理数的平方总是正数
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举一反三
【单选题】There have been few long-term studies about....
A.
Introduction
B.
Method
C.
Results
D.
Discussion
【单选题】In a presentation, “Today I am going to talk about....” is an example of ___________.
A.
outlining the main points
B.
introducing yourself
C.
stating your topic
D.
greeting you audience
【单选题】“Today I am going to talk about....” is an example of ___________.
A.
greeting you audience
B.
introducing yourself
C.
stating your topic
D.
outlining the main points
【简答题】There have been few long-term studies about....
【简答题】V. try to find out information about....
【简答题】What about....?
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