皮皮学，免费搜题
登录
搜题
【判断题】
共享设备是指在同一时刻，允许多个进程同时访问的设备。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】I. Introduction Knowing _________________________ 1 is the most important in presenting products.
【单选题】It isessential to know how to make a proper introduction.
A.
impolite
B.
polite
C.
suitable
D.
right
【简答题】Our terms of payment are by irrevocable L/C payable by sight draft against presentation of shipping document.
【单选题】It is important to know how to make a proper introduction.
A.
polite
B.
impolite
C.
right
D.
suitable
【简答题】A．Look at his. B．Susan doesn't know. C．I don't know. D．Neither do I.
相关题目：