Itis_______competitioninthemarket.Yourpriceishigherthanthatofothercompanies. A: regretful B: withregret C: regretted D: regrettable

We are regretful (inform)（）you that the goods you have ordered are out of stock.

It is __ that the matter should still be hanging unsettled. A: regretful B: with regret C: regretted D: regrettable

You should be _____ of yourself for telling such a lie. A: afraid B: sorry C: ashamed D: regretful

She was ______ to him for being so good to her. A: regretful B: grateful C: gradual D: graceful

She smiled back at the _____ faces of her students. A: likely B: cheerful C: delight D: regretful

It is _____ that Keats, such an exceptionally talented poet, died so young. A: regrettable B: regretful C: regretted D: regretting

There has been a()lack of communication between the management and the union. A: regretful B: regretting C: regrettable D: regretted

There has been a ____lack of communication between the union and the management. A: regretful B: regrettable C: regretting D: regretted

I'm ______ to them for keeping me in my job. A: forgetfull B: grateful C: regretful D: careful