Viết lại câu: Her Mom didn't let her go on the excursion

1. Her Mom didn't let her go on the excursion.
Her Mom didn't allow.........................................
2. They visited all the caves in three hours.
It took...........................
3. How much does this iPod cost.
What is.................
4. The children have no books to read.
The children don't...............
5. Mary was encouraged by the news.
The news.........
6. My sister and i had never been there before.
Neither......