Smoking too much may lung cancer and cause other diseases.

The plane is due to take off at 7：50 from the airport.—________ we fail to arrive there on time—Try to take another flight then.

He was crazy ____ the girl, but it was crazy ____ him to let such a young girl drive his car[ ]

She is sure to get the job she wants —-she’s a very _____ person.

Do you regret having quit your job?—-Why should I? I ________ as much ,but I really enjoy the present one