【C6】______A．provide forB．provided forC．providing forD．provides for

The project is designed to provide young people ________ work.A、forB、withC、toD、as

Clinical trials provide the only hope______.A. ca

_________(60)A.devotes B.spends C.passes D.provid

_________(52)A.give B.provide C.make D.do

Vigorous physical exercise can________.A.provide

_________(53)A.provide B.proveC.invite D.suggest