---Oh, doctor, the wound on my leg is infected.---You really shouldn’t have left it _______ to the sun.
Not only_______give us relaxation and pleasure,but also_____increase our knowledge.
Not until Jane got off the bus_______her wallet missing.
We all feel it is Jack as well as his wife that_______for their son’s bad performance at school.
______in health,he insisted on doing the experiment.
Smith was overweight,so the doctor urged that not only_______have less fat and meat,but also he_______.