How often do you see your grandparents—_______.

Please don’t phone him between 1 and 3 p.mtomorrowHe ______ a lecture then

It was not until 1978_____ set free from the prison.

Has your father returned from Europe yet?—Yes, but he ______ here for only three days before his company sent him to America

hed as fast as he could, ______not to be late for class.