【C7】A．troubledB．regretfulC．comfortableD．grateful

【C20】A．elevatedB．mercifulC．contentedD．grateful

The low－income children are very grateful to the dentists.A．RightB．WrongC．Not mentioned

A．Uupset.B．Amused.C．Confused.D．Grateful.

I am very grateful to you for your assistance.A．helpfulB．hopefulC．pitifulD．thankful

Whats the speakers attitude towards books about public speaking？A．Positive.B．Grateful.C．Ne

The old lady is very______the Partys consideration.A．grateful toB．grateful forC．gratified