1.May you for what you've done satisfactory?
2.he for his current work not satisfied with
3.arrive the river is the only access through a forest
4.If you work harder you will have the opportunity
5.on key university last meeting ended
6.You should be ended with your parents' quarrel
7.yesterday you participate in the school hall of the party?
8.he had joined the army for three years
9.is now we take action to protect the environment of time
10.you shall take what measures to save energy resources?