3.　　　 Please send an e-mail to Daniel so that he can receive it as quickly as possible.

2.　　　 Although it was late, he went on working.

1.　　　 Unless you try, you will never succeed.

2. You have enough time but you won’t be able to visit all places of interest.

Keys to homework

Translation

1. You took a pill before you got on a ship but you got seasick.

2. If you don’t sleep well, you won’t feel comfortable.

Rewriting these sentences using ‘although’

1. If you don’t read the map carefully, you will get lost easily.

4.　　 虽然你没有机会去太空旅行，但是你可以通过电视了解它。

5　　　　 John买了一个新手机以便能和朋友联系。

Rewriting these sentences using ‘unless’

3.　　 请给Daniel发送电子邮件以至于他能尽可能快地收到。

2.　　 虽然天色已晚，但他继续工作。