49. Mr. Smith left for London after breakfast.

　　史密斯先生吃過早餐后就動身去倫敦了。

　　50. I found your coat after you had left the house.

　　你離開房子之后，我發(fā)現(xiàn)了你的外衣。

　　51. He grew weak in after years.

　　在以后的幾年里，他變得衰弱了。

　　52. Good afternoon!

　　下午好!

　　53. Please say that again.

　　請再說一次。

　　54. We sailed against the wind.

　　我們逆風航行。

　　55. There are 26 votes for him and 8 against him.

　　有26票贊成他，8票反對他。

　　56. We have saved some money against our old age.

　　我們存了一些錢，以備老年之用。

　　57. What is your age?

　　你多大年紀?