6.You needn't come so early.
It is no need to come so early.
7. He is the cleverest of all the people.
8.Fish doesn't move whtn they fall sleep.
9.He has enough money to buy a nice house, He is rich enough.
10.If you often offer your seat to others on the bus, you must be a good friends.
11. Do not keep the light on when you go out.
12. Last night a eight-year old girl lost her way and I saw her crying by the road.
13.Do you know when Nanjing yangtze Bridge was built?
You don't have to come so early