依据是否借助仪器设备，观察法可以分为（ ）观察。

(单选题)“记录在纸上的思想就如同某人留在沙滩上的脚印，我们也许能看到他走过的路径，但若想知道他在路上看见了什么东西，就必须用我们 (单选题)在谈到小明的英语学习情况时，英语任课教师认为小明又没有及格，让他很无奈，班主任刘老师则认为，小明这一次的成绩比上一次高了 (单选题)王老师在教授《落花生》一课时，让学生谈谈做人该做“落花生”这样的人还是做学霸，大家各抒己见，王老师运用的教学方法是（ (单选题)This passage is most likely taken from an article entitled _ (单选题)According to the passage, who helped civilization forward? (单选题)In the third paragraph, what the author wants to convey to u (单选题)The meaning of “it means saying that might is right.” (The l (单选题)In the author’s opinion, the countries that ruled over a lar (单选题)Which of the following statements is NOT true according to t (单选题)In Mischel’s book The Marshmallow Test: Mastering Self-Contr