中国大学MOOC: We can use a medical surgical _________ for self-protection.

The mirror test is used to investigate children’s recognition of ( ). A: Spiritual self B: Subjective self C: Material self D: Objective self

We can use a medical surgical _________ for self-protection. A: mask B: mass C: mesk D: masker

Biodiversity protection measurements include legal protection and sustainable management of wild animals. （ ）

Which of the following statements about relationship between environmental protection and economic development is wrong ( )? A: Environmental protection is not an industry. B: Environmental protection is an industry. C: Both environmental protection and economic development can be realized at the same time. D: Both environmental protection and economic development cannot be realized at the same time.

A scientific observer of wildlife must note every detail of how _______ in their environment: their eating and sleeping habits, their social relationship, and their methods of self-protection.

以下程序的输出结果是（）。 classA: deffun1(self):print("fun1A") deffun2(self):print("fun2A") classB(A): deffun1(self):print("fun1B") deffun3(self):print("fun2B") b=B() b.fun1() b.fun2() a=A() a.fun1() a.fun2()

8 A) An environmental protection law has been passed. B) An environmental protection law needs to be passed. C) This passage is about environmental protection. D) The environmental protection law will take effect soon. A: A) An environmental protection law has been passed. B: B) An environmental protection law needs to be passed. C: C) This passage is about environmental protection. D: D) The environmental protection law will take effect soon.

China's first official document regarding environmental protection is the Several Regulations on the Protection and Improvement of Environment ( ).

self表示