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【简答题】
下面是一段初中英语课堂实录片段。阅读后回答下列四个问题：
教学片段：
Teacher: Hello, everyone, today we"re going to learn the Present Perfect. What is the Present Perfect The Present Perfect is a grammatical combination of the present tense and the perfect aspect, used to express a past that has present consequences.
For example:
I have already finished my homework.
She has worked out a plan.
As you can see, the Present Perfect is made up of two parts: have + past principle (done)...
(Then the teacher began to illustrate different usages of the Present Perfect.) 分析该教学片段所存在的问题。
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参考答案：
参考解析：
刷刷题刷刷变学霸
举一反三
【单选题】财务分析是建立在比较基础之上的,下列关于“经验基准”的表述中,正确的是
A.
经验基准的形成具有理论支撑
B.
经验基准的标准在所有行业中均适用
C.
经验基准的标准只是在某一时间段内成立
D.
经验基准的标准不会随着经济环境的改变而变动
【单选题】以下程序片段的运行结果是 。 int a=1; if (a++>1) printf( ” %d\n ” , a); else printf( ” %d\n ” , a--);
A.
0
B.
1
C.
2
D.
3
【单选题】下面哪个代码片段是错误的?( )
A.
package mypackage; public class Rectangel {//doing something...}
B.
import java.io.*; package mypackage; public class Rectangel {//doing something...
C.
import java.io.*; class Circle{//doing something} public class Rectangel {//doing something ...}
D.
import java.awt.*; import java.io.*;package mypackage; public class Rectangel {// doing something...}
【单选题】在本节中，你将听到15个对话，每段对话后有一个问题。请从A，B，C三个选项中选出答案，并标在试卷的相应位置。每段对话后有15秒钟的停顿，以便回答问题和阅读下一个问题。每段对话读两遍。 下面请听这些对话 What’s the matter with the man
A.
He got a high temperature.
B.
He got a bad headache.
C.
Both A and B．