Would you ___ first aid to him, had it been possible-Yes, but I _____.

______ the rising rent prices in Wuhan can’t compare with those in Beijing and Guangzhou, they still worry current college students

He said he_____ to my home in aweek.

There seemed no end to their troubles; nowhere _________ upon a path.

John agreed to the suggestion that his students ________ two weeks to prepare for the exam. [ ]