皮皮学，免费搜题
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【多选题】
单片机与LCD模块之间有四种基本操作,分别是A.
读状态
B.
读数据
C.
写命令
D.
写数据
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皮皮学刷刷变学霸
举一反三
【单选题】If you are invited to a person’s home for a social occasion, you’d better arrive ______.
A.
at the exact time specified
B.
earlier than the specified time
C.
several minutes later than the specified time
D.
half an hour later than the specified time
【判断题】You’d better arrive ten minutes earlier when you are invited to have dinner at your French friend’s house.
A.
正确
B.
错误
【判断题】You’d better arrive to the room in which you will be speaking early to make sure everything is functional for your speech.
A.
正确
B.
错误
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