They have so much work to do, so they keep on until midnight.

On the other hand, the influence______ eating habitson people’s emotions was also neglected most of the time.

.Jane has been working for three months without going on holiday . . She should have taken a vacation ,but she couldn’t ____the time.

chool students continue to work hard, _______they often complain about great burdens and pressures in their life.

－All the workers went home yesterday Mr Green, why －Because he had some extra work to do.