某日傍晚,紫金山的气温由中午零上5℃下降了7℃.这天傍晚紫金山的气温是多少摄氏度?
5-7=-2(℃);
答:这天傍晚紫金山的气温是-2摄氏度.
用适当的关系代词或关系副词填空。
1. The house _____ we live in is very big.
2. The boy _____ is wearing the black jacket is very clever.
3. This is the present _____ he gave me for my birthday.
4. The man _____ talked to you just now is an engineer.
5. He talked about the teachers and schools _____ he had visited.
6. There is nothing in the world _____ can frighten him.
7. She wears a gold ring, _____ is very uncommon in our class.
8. We visited a factory _____ makes toys for children.
9. Is this the place _____ your father once lived?
10. I'll never forget the days _____ I joined the League.
个人潜意识地阻止有关自己痛苦事实进入意识的自我防御机制是移情。