3. 　so that

They can help you to compare two different products so that you can buy the one you really need.

表示条件关系

2. therefore

Many fast food restaurants, therefore, have red furniture or walls

1. so

　　 Today it rained, so we went to a museum.

2. as

As I was so tense when I left home, I had forgotten to bring my homework with me.

因此, 所以　

1. because

He also thinks that watching English movies isn’t a bad way because he can watch the actors say the words.

5. while

　　 William Ritchie loves the wallet, while his classmate Gina Ardelles loves the watch.

表示因果关系

因为:

4.on the contrary

The young man didn’t enjoy his old job. On the contrary, he finds the new job very interesting.

4.　 on the other hand

On the other hand, people who are stressed out and angry might have too much yang in their lives.

3.　　　 instead

　In Sweden, people don’t need to spend too much money. Instead, making a meal is enough.

2.however

However, life with a pig isn’t always perfect.