-What do you think of the work I did?
“Perhaps we need to send for Dr.Smith to see what we can do about it,”Father suggested___to his neighbor who had come to discuss the problem
The research lacks ___evidence,and therefore,its conclusions are doubtful
We used to see each other___,but I haven’t heard from him since last year
Bicycling is good exercise;___,it does not pollute the air
It was from only a few supplies that she had bought in the village___the hostess cooked such a nice dinner