I. 1.D 2.C 3.A 4.B 5.E
II. 1.G 2. B 3.H 4.D 5.A 6.I 7.E 8.J 9.C 10.F
III. (1).arrive at (2). have to (3).use the phone
(4). think of (5).going to
IV. 1。E 2. C 3.A 4.D 5.B
V. A 1-5 GEFBC B 1-5 AGCEB
C 1.What are you doing?
2.Let's go to the zoo.
3.We get there by bike.
4.How is it getting there subway?
5.When will we meet?