教师讲授的知识必须是科学的、确凿的、符合逻辑的，教师教授技能或行为要符合规范。上述体现了一堂好课应具备哪项基本要求?（ ）

37.In 2021, ______ between the two countries hit a record high of $177 billion.

38. We ______ his invitation without thinking twice.

42.He’s very healthy for a man of ______.

12. —Who did English homework better, Leo or Nick?—Leo was more careful. I think Leo did ______ Nick.

21.—Hello, this is Tina speaking. Is that Sam?—Sorry, he isn’t here at this moment. ______?

32. Helen was so excited at the news that she could ______ say a word.

6. —I am worried about ____I can enter a good high school or not.—Work hard and trust in yourself.

49. They especially need to communicate well with people, which I believe I’m good at. 

 孔子将人性分为“圣人之性、中民之性、斗肖之性”。

40.The hot weather ______ everybody’s work.

36.良好师生关系的建立是学生健康、和谐发展的重要保证。下列不属于影响师生关系因素中，教师方面的因素是（ ）。