澳洲。。Part1：a vehicle u want to buy. Part3: ist safe to travel by bicycle? What is the most dangerous way to travel? Why more n more cars on road? What can government do to improve road safety? 都是关于road safety .
630 厦门 r402 part2 a happy family news; part3 communication ways, media, mass media, 哪些事media不报导
Pt1 english subject advice on english studying pt 2 electronic prodct you'd like to own pt 3 technology family past influence
