皮皮学，免费搜题
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【判断题】
单向板施工缝应留板短边的1/3处A.
正确
B.
错误
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【简答题】在VB.NET中,标识符的名称必须由字母或( )开头。
【单选题】It didn't take long for them to ______ the cheat，who pretended to be an expert in this field.
A.
look through
B.
go through
C.
live through
D.
see through
【单选题】It didn't take the children long to _______ the correct answer.
A.
make out
B.
figure out
C.
put out
D.
take out