4.中学生情绪发展的特点有（ ）。

20.Having a brother or sister protects adolescents against negative feelings such as loneliness and guilt, but they also have to learn to ________ and to control their emotions.

5. Why the explosion occurred was ________ the laboratory attendant had been careless．

5.正式群体的发展要经历下列哪些阶段?（ ）

二、多选题（30分）31.His words ______ a threat.

2.发展学生主体性是学校管理的宗旨。（ ）

45.I’m pissed off with the way ______ they’ve treated me.

26.—Have you started writing your report?—Not yet. I _______ a hard time getting the information.

14.“陵节而施”出自《礼记·学记》中的“不陵节而施之谓孙”，这向话指的是教育要遵循个体发展的（ ）。

（ ）也叫“助长性迁移”，是指一种学习对另一种学习的促进作用。

34.Early to bed and early to ______ makes a man healthy, wealthy and wise.

13.John _______ me he was going to help me with my English.