1）He spends all his spare time in reading. 用spend替换devote→
He devotes all his spare time to reading.
2）On his way to school, he found an old lady sitting by theroad, looking worried. 用seat 替换sit→
On his way to school, he found an old lady seated by the road, looking worried.
3）I'm very glad to learn that you are coming in September. 用more than 替换very→
I'm more than glad to learn that you are coming in September.
4）After walking 10 miles, we all felt tired. 用cover替换walk→
After covering 10 miles, we all felt tired.
5）The summer vacation is coming soon. Do you have any plans? 用 round the corner 替换come soon→
The summer vacation is round the corner. Do you have any plans?
6）The products are very good and are sold everywhere in China. 用“be of + 名词”替换“be+形容词”→
The products are of high quality and are sold everywhere in China.
1）Our school held an English contest to improve our English.
高级句式：In order to improve our English, our school held an English contest.
2）When he walked towards the cinema, he met a foreigner.
高级句式：Walking towards the cinema, he met a foreigner.
When the sun set in the west, we had to wave goodbye to the workers.
高级句式：With the sun setting in the west, we had to wave goodbye to the workers.
1）The library is to the east of the teaching building.
高级句式：East of the teaching building is the library.
2）He can grow to be a useful man only in this way.
高级句式：Only in this way can he grow to be a useful man.
Our money is earned through hard work by our parents.
高级句式：It is through hard work that our money is earned by our parents.
1）The flat is in a building on Fangcao Street. It is not far from Jianxin Chinese School.
高级句式：The flat is in a building on Fangcao Street, which is not far from Jianxin Chinese school.
2）Many boys learn to smoke. It does harm to their health.
高级句式：Many boys learn to smoke, which does harm to their health.
3）Taking exercise does good to our health.
高级句式：As we all know, taking exercise does good to our health.
1）Mary is an honest and kind girl.
高级句式：As far as I know, Mary is an honest and kind girl.
2）We should not spend too much time in surfing the Internet.
高级句式：In my opinion, we should not spend too much time in surfing the Internet.
3）It rained heavily. We had to stay at the hotel.
高级句式：It rained heavily; as a result, we had to stay at the hotel.
4）I was lost at the station. It was getting dark.
高级句式：I was lost at the station; what's worse, it was getting dark.
1）This problem is too difficult. I can't work it out.
高级句式：This problem is too difficult so I can't work it out.
2）I want to buy this bike. I don't have enough money.
高级句式：I want to buy this bike, but I don't have enough money.
1）To prevent the pollution is very important．
高级句式：How important it is to prevent the pollution!
2）She is a clever girl．
高级句式：What a clever girl she is!