The train had left, so we could do nothing but ________ another.
The committee is discussing the problem right now. It will ________ have been solved by the end of next week.
---- Why not buy this type of car,sir?----- ________ the high price, I could have chosen one .
The UN declared that they remained ________ to peace, fighting against terrorism despite difficulty.
----- What a speech he has delivered! ----- Really good! I could hardly imagine myself to make a speech in public.
A growing number of people are beginning to believe that learning new skills and knowledge _________ more promotion opportunities.