Заполните пропуски подходящими по смыслу глаголами, преобразовав их в причастие нужной формы:

1) ... 3 years in France, he could speak French perfectly.
2) Books, ... by this writer, are known all over the world.
3) He was singing a song ... in the bathroom.
4) Hot ... able to swim, he is standing on the bank.
5) ... a question, he had difficulties in answering it.
6) ... across the river, he went out of the water.
7) ... all the instructions, he started work.
8) ... the truth, she asked him to keep it secret.
9) ... by an apple, Newton discovered one of the basic laws of physics.
10) She can't fall asleep because of the ... tooth.