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【单选题】
下面这些文件格式中不是视频文件格式的是否A.
WAV
B.
AVI
C.
MOV
D.
MPEG
拍照语音搜题，微信中搜索"皮皮学"使用
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参考解析：
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皮皮学刷刷变学霸
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A.
do something out of your free will
B.
do something because your peers do it
C.
are forced to do something you don't like
D.
hate to do what you have to do
【单选题】词义替换。 —What do you often do in your spare time ? —Play basketball.
A.
have nothing to do
B.
in your free time
C.
in your own time
D.
have no time
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A.
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B.
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C.
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D.
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【单选题】---Remember the first time we____ , Ed ? ---Of course, I do. You _____ a song on the stage.
A.
have met;sang
B.
met;sang
C.
met;were singing
D.
have met;have sung
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