为了强化幼儿的正确行为,教师应较多使用语言表扬或奖品鼓励等方法。
参考答案:错
You had better________ some time every day for sports so that you can keep yourself energetic.
A.set aside
B.take up
C.put away
D.give out
光缆接续时,将两侧的光缆引出地面,用面纱擦去光缆外护套上的污泥,距端头()。
A.2m
B.3m
C.4m
D.5m