Unit 7 We will go by train

　　1.(1)trip (2)train(3)excited (4)visit(5)Happy Valley　(6)come back home

　　2.(1)C (2)B (3)A (4)C

　　3.(1)is going to the park by bus

　　(2)is going to New York by plane.

　　(3)is going to school by bike

　　(4)are going to Hong Kong by ship.

　　(5)is going to Shanghai by train.

　　4.(1)What (2)How (3)Who (4)What (5)Where (6)When　　(7)Shall

　　5.(1)They are going to take a school trip to Chimelong Safari Park.

　　(2)They are going to meet at the school gate.

　　(3)They are going to the park by bus.

　　(4)Three teachers and three parents will visit the park with the children.

　　(5)They will have lunch at the dining hall.

　　(6)They will stay at the park for 5 hours.

　　6.略