【C10】A．higherB．weakerC．strongerD．lower

A． variousB． differentC． the higherD． the lower

【C19】A．the lonelier and weakerB．lonelier and weakerC．happier and healthierD．the happier an

If a refrigeration compressor is running continuously without lowering the temperature in

Reheating a hardening component to a temperature lower than the hardening temperature and

【C10】A．lowedB．decreasedC．lessenedD．lowered

A. biggerB. weakerC. smallerD. stronger