e meeting he gave us somesuggestions, one of which was that we____ someone to check the information

Try to smile more because a smile costs_______, but gives so much.

Have you heard the news ________ a highspeed railway between Huangshan and Hangzhou will be under construction soon?[ ]

Not only John and Tom but also their sister, Mary, ______great interest in the piano lessons.

It is very kind _______ you to help me with my houseworkIt is hard _____me to do all the work