To their disappointment, they found the lecture given by the professor difficult__________.

They wouldn’t agree to sell the house to us at the same price ______ they had promised, ______ was rather disappointing.

important it is for kids to think differently!

going to Shanghai tomorrow Do you have anything_______to yourson, Mr Wang—No, thank youanyway

The experiment has ________ the possibility of the existence of any life on that planet, but it does notmean there is no life on other planets.[ ]