【单选题】Ifeverybody is _______, let’s begin our class.
【单选题】听力原文:Do we have enough envelopes or should I buy some more? (A) We still have plenty. (B) Yes, I agree with you. (C) I should buy more fruit. (25)
【单选题】We haven't got enough books for everyone; some of you will have to _______.
【单选题】Ifeverybody is _______, let’s begin our class.A.satB.seatedC.seat
A.
Ifeverybody is _______, let’s begin our class. A.sat
【单选题】Let's begin class. [ ]
【单选题】上历史课时,教师将学生带到博物馆观看文物,这种教学方法是()
【简答题】试简述 RIP , OSPF 和 BGP 路由选择协议的主要特点。