【单选题】对于书法、绘画、实验操作等教学内容,你觉得使用哪一种教学资源形态比较好?
【单选题】对于书法、绘画、实验操作等教学内容,你觉得使用哪一种教学资源形态比较好?
【单选题】—Do you know John ’s new address? Here ’s his mi l and I want to send it to him. — ___________________.
A.
Sorry, I don ’t think I will do this.
B.
Well, we used to be roommates.
C.
Well, we will never meet again.
D.
Sorry, we didn ’t get along before he moved.
【单选题】The reports went missing in 2012 and nobody _____them since.
【单选题】---You needn’t take an umbrella. It isn’t going to rain. ---Well, I don’t know. It __________ do.
【单选题】根据沉降公式,与混悬剂中微粒的沉降速度成正比的因素是