—__________ is it from here? —Ten minutes’ walk.

—I saw you come to school by bus this morning.—Oh, I _______ come to school by bus, but it is raining today.

Have you returned the book to him _______? Yes, I have______ returned it.

 It rains so _______ that people can _________ go hiking in the mountains.

It was _________ difficult work ________ nobody can do it.