人民政协是中国共产党领导的最广泛的爱国统一战线组织。下列属于其职能的是
Use your head, _______you’ll work out the problem.
-- Daniel,why are you so late? We_______ you would be here an hour ago. --- Sorry. I _______ know you were all here.
Mary's birthday ________ on a Sunday this year.
--- Please _______ us in the discussion. --- I’d like to, but I’m _______ busy at present.
After the wedding ceremony, all the guests attended a reception, _______ lasted through the night.