--- Now the government is trying to solve the problem the school bus safety. --- So we believe     there will be fewer accidents in future.

--I am often weak and tired when I work. -- _________ you have too much pressure. You’d better relax.

 This is the book ______we are looking for. 

The hotel is almost finished, but it _____ needs one or two weeks to get ready for guests.

 – Have you ________ been to New York?-- No, ________.