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?（ ）

41.Xi’an in Northwest China’s Shanxi province has been a cultural ______ and tourist attraction.

现代教育的发展趋势包括（ ）。

7. —Alice, is this your dictionary?—Let me see. Oh, no. ______ is in my school bag.

8. —Must I clean the room now?—No, you _______. You can do it tomorrow.

16. They came here to have a meeting on time, ________?

45.Don’t talk so ______! You’ll wake the whole street!

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

51. I know I won’t make many money and bringing news to people around the world will be enough.

27. —Hurry up, Jason! We‘re going to the cinema, but the clothes still need ___________.—Don’t worry. I think thirty minutes ___________enough.

16. —Look! It’s raining heavily. ______ take a raincoat with you?—Well, I’ll take one right now.

4. I like eating fruits, ______ apples, bananas, oranges and pears.