题目内容
希沃白板5中，哪些课件素材可以添加蒙版效果？
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希沃白板5课件通过什么方式分享
在希沃白板5中，判断对错的课堂活动，不可以设定难度
希沃白板5设定蒙层后，可以在备课模式下看到蒙层与揭示效果。
W: I was waiting for you to call me last night. You know I really needed my bicycle to go to the library.M；Oh, I'm so sorry. I was playing a computer game with my roommate and completely forgot. You know what, _______________________.Q: What will the man probably do?B He will give the bicycle back right now.
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