_______ that we were watching hisevery move, so he seemed to be going his own way in this business

smoke any more, Ralph ! It is very bad for your health! –I know I should give up smoking, but ________

Jenny _____ China before. Jenny _____ China two years ago.

Lots of people like to take a walk on Nanjing City Wall since it .

Will Tom come to our party–______I’m not sure.