分散复习效果优于集中复习,是因为分散复习可降低疲劳感,减少______抑制和倒摄抑制的影响。
参考答案:前摄
看图,完成句子。
1. I ______________________ on Monday.
2. I ______________________ on Tuesday.
3. I ______________________ on Wednesday.
4. I ______________________ on Thursday.
5. I ______________________ on Friday.
6. I ______________________ on Saturday.
7. I ______________________ on Sunday.
物质的当量浓度就是以其化学式为基本单元的摩尔浓度。