英文句子!错误的  One word in each sentence is incor

英文句子!错误的
  One word in each sentence is incorrectly used.Pick it out and correct it.
6.There is an animated scene in the forest,tigers are hunting,monkeys are larking,and deers are grazing.
7.People in that country torn by war are hungry for the peace and justice.
8.After several attempts to enter a famous university,Jack Peterson becomes the student in Harvard University.
9.In the rigorous desert,the water is definitely the most valued thing for all lives.
10.Jerry has found a new resource of friends,he talks with about two hundreds and thirty five persons online.
1.Sam has worked on the project in 2000.Almost four years have passed.
2.Tom is 19,and when he is 90,he will have eating up 30,000 potatoes.
3.Over the River Huangpu,several bridges have been building to connect both banks more easily.
4.Clare should has slept or gone out,for the room is dark.
5.-----Must Jean pay before she eats the food?
------ No,she mustn’t.