Автор - K9o8k7t6e5b4e3l1
1) The students can find books on the shelves.
Books can be found on the shelves.
2) Tom must open the window.
The window must be opened by him.
3) Kate has to learn geography.
Geography has to be learnt by Kate.
4) The secretary must write a letter.
The letter must be written by the secretary.
5) Her father should pick her up at 6:00.
She should be picked at 6:00 by her father.