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【多选题】
下列选项中对JPEG 格式描述正确的是。( )A.
照片、油画和一些细腻、讲求色彩浓淡的图片常采用JPEG 格式。
B.
JPEG支持很高的压缩率，因此其图像的下载速度非常快。
C.
是一种无损压缩格式。
D.
采用JPEG格式对图片进行压缩后，还能再打开图片，然后对它重新整编辑和压缩 。
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举一反三
【单选题】听力原文：W: I'm in charge of buying the fruit for the children at our church. I'm so happy to find that apples and gs are in season. Give me two dozens of each. M: I hope that they're as good as they ...
A.
8.
B.
12.
C.
36.
D.
24.
【单选题】听力原文：M: Will that be cash or charge? W: I want to pay by check if I may. M: Certainly. That's cash, then. W: Cash? M: Yes. Both money and checks are considered cash. Only credit cards are charge. W: O...
A.
To help the woman make a purchase.
B.
To request the woman's identification.
C.
To show the woman for a course at City College.
D.
To register the woman bow to make out a check.
【单选题】听力原文：M: Will that be cash or charge? W: I want to pay by check if I may. M: Certainly. That's cash, then. W: Cash? M: Yes, Both money and checks are considered as cash. Only credit cards are charge. W...
A.
To help the woman make a purchase.
B.
To request the woman's identification.
C.
To show the woman for a course at City College.
D.
To register the woman how to make out a check.
【单选题】听力原文：M: Will that be cash or charge? W: I want to pay by check if I may. M: Certainly. That’s cash, then. W: Cash? M: Yes, Both money and checks are considered cash. Only credit cards are charge. W: O...
A.
To help the woman make a purchase.
B.
To request the woman’s identification.
C.
To show the woman for a course at City College.
D.
To register the woman how to make out a check.
【单选题】听力原文：M: Will that be cash or charge? W: I want to pay by check if I may. M: Certainly. That's cash, then. W: Cash? M: Yes, Both money and checks are considered cash. Only credit cards are charge. W: O...
A.
To help the woman make a purchase.
B.
To request the woman’s identification.
C.
To show the woman for a course at City College.
D.
To register the woman how to make out a check.
【单选题】听力原文：M: Will that be cash or charge? W: I want to pay by check if I may. M: Certainly. That's cash, then. W: Cash? M: Yes. Both money and checks are considered cash. Only credit cards are charge. W: O...
A.
To help the woman make a purchase.
B.
To request the woman's identification.
C.
To show the woman for a course at City College.
D.
To register the woman how to make out a cheek.
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