【多选题】实验法的基本形式是学生在教师指导下独立自主地学习。教师在运用实验法时,要注意以下哪几点( )
【单选题】鼓励长期卧床的心力衰竭患者,在床上做下肢活动,其目的主要是
【多选题】运用实验法的基本要求是:( )。( )
A.
教师应根据课程标准和教科书的要求在学期前编制好实验计划;
B.
每次实验前准备好实验仪器、材料、用具等,并划分实验小组,必要时教师应先行实验一次,以确保正式实验的成功率;
C.
做实验前教师要向学生说明实验的目的要求、方法步骤、注意事项,防止发生意外事故;
D.
教师在学生做实验过程中要做具体指导,让每个学生都有动手操作的机会。
【单选题】With online course Crazy English has over 20 million students all over China __________ the class through the Internet .
【单选题】在原型法中,原型是进行开发的系统的( )。
【单选题】Feminist sociolinguists, over the course of the last few decades, have conducted studies that they believe support the conclusion that women are routinely discriminated against in English- speaking so...
A.
compare and contrast ideology in various cultures
B.
prove a commonly held belief to be wrong
C.
describe a problem and a possible solution
D.
analyze the historical origins of a modern situation
【单选题】鼓励长期卧床的心力衰竭的患者在床上做下肢活动,其目的主要是