—Honey, the cat’s stuck in the tree. Can you turn off the TV and get a ladder…?—Oh, it jumped off. _____.
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
Is___necessary to complete the design before National Day