Построй фразы в present perfect: 1. the british museum/visited/your friends/have. 2. john/done/his homework/has? 3. a/has/new/bought/jane/dress? 4. forgotten/not/has/to wash/ann/the dishes. 5. nora's classmates/have/hyde park/been to? 6. played/have/nick and paul/in the playground/badminton. 7. alex and his friends/have/a picnic/had/by the river?