等差数列的前n项和为Sn,若S2=2,S4=10,则S6= .
24
句型转换(每空一词)。
1. The students took the bus back to school after lunch. (改为同义句)
After lunch the students back to school bus.
2. The boys in Grade Six had a great time at the zoo. (改为同义句)
The boys in Grade Six at the zoo.
3. What else do you need for the dinner?(改为同义句)
do you need for the dinner?
4. Let's go for a swim next Sunday.(改为同义句)
Let s next Sunday.
5. The twin brothers were at the aquarium half an hour ago. (对画线部分提问)
the twin brothers half an hour ago?
工作生活质量(QualityofWorkandLife),是指组织中所有人员,通过与组织目标相适应的公开的交流渠道,有权影响决策改善自己的工作,进而导致人们更多的参与感、更高的工作满意感和更少的精神压力。