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【判断题】
多人相见时,注意不要交叉握手。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】根据所用基质的属性,可以将基质栽培再分为( )、( )、( )。
【单选题】Listen to the following dialogue, and then choose the best answer for the question. Q: What did the man mean?
A.
He wrote it last semester.
B.
He ' ll finish it in a few minutes.
C.
He isn ' t going to write it.
D.
He never does assignments early.
【单选题】Listen to the following dialogue, and then choose the best answer for the question. Q: What did the man mean?
A.
He hadn ' t been there.
B.
He didn ' t like it.
C.
He didn ' t care.
D.
He wasn ' t careful.
【单选题】Listen to the following dialogue, and then choose the best answer for the question. Q: What did the man mean?
A.
He wrote it last semester.
B.
He ' ll finish it in a few minutes.
C.
He isn ' t going to write it.
D.
He never does assignments early.
【简答题】通常根据网络范围和计算机之间的距离将计算机网络分为 、 和
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