【单选题】在教学《长方形和正方形周长》时,张老师将:“能够正确“中公教师研究院提供”计算长方形和正方 形的周长”拟定为教学目标之一。该目标属于
【单选题】Though we are not walking slowly, I still think that it won’t be _________ he _________up with us.
D.
long until; will catch
【单选题】听力原文:W: Though we cared for Mike for a while, now he must care for himself. M: Yes, he can live on his own now. Q: What does the woman think of Mike? (17)
A.
He will no longer ask for their help.
B.
He will regret not accepting their help.
C.
He still needs their help.
D.
He has to manage without their help.
【单选题】将打印机放置在()旁,连接数据线及电源线
【单选题】若需要每输入 256 个脉冲,分频器能输出一个脉冲,则此分频器需用【 】个 触发器链接而成?