54. At night the desert floor radiates heat back into the atmosphere and the temperature may be drop to near freezing.

29. —Lydia, what did our headteacher say just now?—Every boy and every girl as well as the teachers who _____ to lead the group _____ asked to be at the school gate before 6: 30 in the morning.

35. We shall hold the meeting here ______ there is no opposition.

22. When a child is ________ to peanuts, families must closely monitor everything the child eats both in and outside the home, because accidental consumption of peanuts could cause death.

48. The only unusual thing in this entire arrangement is that there is no sound for this live broadcast.

6.以下不属于教师威信的意义的是（ ）。

4.温故而知新体现的学习迁移是（ ）。

34. Cold ______ it was, we went out to skate on the lake.

9.教育心理学发展的基本趋势是在研究取向上，从庞杂、零散逐渐转向系统、整合、完善。

55. To stay warm in cold weather, cold-blooded animals must expose itself to a source of warmth such as direct sunlight.

30. Fortune China released a ranking of business leaders in 2020,Jack Ma, founder of Alibaba, ______ the list with outstanding leadership.

42. ______, I agree with you about the plan.