1. It is getting dark, but they don't stop working. (Use "although")
→.Although it is getting dark, they don't stop working.
2.The girl is his daughter. The girl has just got the scholarship. (Use "relative clause")
The girl, who has just got the scholarship, is his daughter.
3. Computers will direct flights, but they won't replace pilots. (Use "however")
→ Computers will direct flights; however, they won't replace pilots.4.
It is the first idea. It comes to my mind. (Use "relative clause")
→ It is the first idea that comes to my mind.
5. This famous picture is worth thousands of pounds. It was damaged during the wall. (Combinesentences, using relative pronoun)
→ This famous picture, which was damaged during the war, is worth thousands of pounds.
6. The weather is bad, so we can't go for a picnic. (Rewrite sentences, using conditional sentence)
If the weather weren't bad, we could go for a picnic.
7. "Let's break for lunch", John said. John suggested that..
John suggested that they break for lunch.