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【多选题】
对焊时闪光不稳定的预防措施(BCD)。A.
降低变压器级数
B.
加快烧化速度
C.
消除电极底部和表面的氧化物
D.
提高变压器级数
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反馈参考答案：
举一反三
【单选题】是目前Internet为人们提供的最主要的服务资源，人们可以通过浏览器查看Internet各站点的文本信息、获取声音图像等不同形式的信息。
A.
文件传输
B.
万维网
C.
电子公告牌
D.
远程登录
【单选题】— How about going fishing? — ____________, I have no patience for that.
A.
Excuse me
B.
Sorry
C.
Pardon
D.
Apologize
【简答题】在Internet中，用户通过FTP可以（ ）。
【单选题】— ____________ Is there a post office near here? — Yes. Over there, behind the supermarket. [ ]
A.
Sorry.
B.
Hello.
C.
Excuse me.
D.
Pardon?
【单选题】According to Del Zoppo, tears are good for grieve because they are the way to release sorrow or negative emotion.
A.
N
B.
Y
C.
NG
【单选题】W： I’m terribly sorry I’m late. I had rather a difficult time finding your office. M：_______
A.
Saying sorry won’t be enough for being late. You have to account for what you’ve done
B.
That’s all right. Please sit down and 1,11 start to ask you a few questions.
C.
You needn’t saying sorry. It, s often the case.
D.
Put on your name in the attendance record and go to your work.
【简答题】在 v 0 、w7%、0.ww7，0.ww这四个数中，最大的数是______．
【简答题】Reading good books increases your contentment when you are cheerful and relieves your sorrow when you are sad.
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