1. be interested in sth. 对…感兴趣' ~, }$ ^( K- ^5 U* N: T
2. interest rate 利率 ' p q8 e! ?' s% ` 3. introduce A to B 将A介绍给B# Q& j, }. c# }* h
4. invite sb. to do sth. 邀请某人做某事+ K5 K8 o8 A' E, @$ o6 P; Y
5. invite sb. to (场合,地点) 邀请. I# {2 }: ?8 R, [
6. a traffic jam 交通堵塞9 V# r6 |6 u6 V+ H9 m, r2 l' B9 X
7. join in 参加(组织) % o+ a1 D$ r) I2 N 8. join up 连接起来 ' w; L7 e7 h) U+ ~* G# K$ d 9. play a joke on sb.开了某人一个玩笑7 H9 t4 }' Q: p) w; Z
10. jump to one’s feet 一跃而起