1, Although the test was very difficult, we could do it.
In spite of the very difficult test, we could do it.
2, Because he didn’t take a raincoat, he got wet.
He didn’t take a raincoat, so he got wet.
3, Tom was ill. Therefore, he couldn’t go to school.
Tom was so ill that he couldn’t go to school.
4, Solar energy is both cheap and clean.
Solar energy is not only cheap but also clean.
5, These exercises are so difficult that she can’t do them.
They are such difficult exercises that she can’t do them.
6, The room is too dark for me to see.
The room isn’t bright enough for me to see.
It is such a dark room that I can’t see anything.
7, The sound is so low that we can’t hear it.
Because the sound is so low, we can’t hear it.
8, The table is not light enough for him to move.
The table is so heavy that he can’t move it.
It is such a heavy table that he can’t move it.
The table is too heavy for him to move.
9, The car is very old so he can’t buy it.
He can’t buy the car because of its age.
The car is so old that he can’t buy it.
It is such an old car that he can’t buy it.
10, Even though it rained heavily, they went to school.
Despite the heavy rain, they went to school.
It rained heavily but they went to school.
11, The cake is so hard that he can’t eat.
The cake is so hard that he can’t eat it.
It is such a hard cake that he can’t eat it.
12, The sea was too rough for the children to go swimming.
The sea was not good enough for the children to go swimming.
The sea was so rough that the children couldn’t go swimming.
13, Although cars cause pollution, people still want them
14, It is such a dirty restaurant that no one wants to eat there.
The restaurant is not clean enough for people to eat there.
15, I have a lot of work to do so I can’t go with you.
I can’t go with you because of having a lot of work.
16, They arrived so late that they couldn’t see the beginning of the film.
They arrived too late to see the beginning of the film.
17, The car was so expensive that we couldn’t afford to buy it.
It was such an expensive car that we couldn’t afford to buy it.
18, There were so few people at the meeting that it was cancelled.
Because there were so few people at the meeting, it was cancelled.
19, She spoke too fast, therefore, we couldn’t understand her.
She didn’t speak slowly enough for us to understand
20, I’ve meet so many people that I can’t remember all their names.
Because I’ve meet so many people, I can’t remember all their names.