单项选择题
A．Four. B．Three. C．Two. D．On
28（）A．tryingB．tryC．trialD．the trial
单项选择题28（）
A．trying B．try C．trial D．the trial
Wimbledon is the site of （）A．the U.S. OpenB．tie British...
单项选择题Wimbledon is the site of （）
A．the U.S. Open B．tie British championship C．the French Open D．both B and C
A tennis competition between two people is called a ten...
单项选择题A tennis competition between two people is called a tennis（）
A．game B．champion C．open D．match
