It’s dangerous to let the children who are _____ go swimming in the river.

He __________ to come to the teacher’s office.

How do you know so many English words?- _____ reading all kinds of English books , like magazines and newspapers.[ ]

“It is not only you but also Tom who ____,” said the teacher after knowing what had happened.

They are going to go on a world tourthey will perform in ten different cities.