Ⅰ、A：T F T T T
B：1、He's going to visit his grandparents' farm.
2、He's going there by train.
3、He's going with Amy， Sarah and John.
4、He's going to buy two T-shirts for his grandparents.

Ⅱ、
didn't have a televisionwatch TV every day
On a fireCook with natural gas
didn't have enough foodhave lots of food
had no buses have lots of buses or cars

Ⅲ、A：T T F F T
B：
went fishing
rode horses saw ducks， geese， rabbits and chickens
rowed a boat
climbed mountains took pictures
ate dumplings and other tasty food
cleaned the room

Ⅳ、1 - 4 B C C C

Ⅴ、T F F T

Ⅵ、例 :Wu Yifan had a happy weekend on grandpa's farm. On Saturday morning， he did morning exercises with his grandparents.Then he went to the river after breakfast.He caught many fish and swam in the river. In the afternoon， he pick
up leaves in the forest. On Sunday， he played games with his new friends. They had a picnic beside the river. They were all very happy.