主题句：Try your luck. 试试你的运气。
SCENE 1
A: A lot of people are waiting to buy tickets to the film. I'm afraid the tickets will be all sold.很多人等着买票看这部电影，恐怕票已经买完了。
B: Try your luck. Maybe you'll get one. 试试你的运气吧，也许能买到。
SCENE 2
Helen: Nearly 2,000 people will participate in the Piano Contest. So do you think I can win? 大约2千人参加这个钢琴大赛，你认为我能行吗？
Chris: Don't be afraid. Try your luck. 不用担心，试试你的运气吧。
SCENE 3
David: Manager, four powerful #panies will be bidding. Do we have a chance? 经理，四家特有实力的公司要参加这次竞标，你认为我们有机会吗？
Manager: Let's try our luck. 碰碰运气吧。
SCENE 4
A: I know you have not been in a good mood recently. Let's go to the casino and try our luck. 我知道你近来情绪不好，我们一起去赌场试试运气吧。
B: Let's do it and try our luck. 去碰碰运气吧。
