you mind if I smoked here—I am afraid…, but if you________.

The broken bike was found ______ by the riverside.

How could you be so rude as to walk in here in the middleof my class—_____________

－Canyou go to school in other clothes－No. We_______ to go into the school unless we are in school uniforms.

The Browns sent lots of invitations for their party. But because of the improper time, few people _____ it.