—We are planning to have a casual get-together this Saturday or Sunday. Are you coming? — ________. I’ve got rather a full day this weekend.
Every possible means ________ to prevent the air pollution , but the sky is still not clear.
Some people thought ________ possible to live on out space in the future .
_____his poor health ,he was still at work late into the night.
I don’t think that rock music is terrible , ______?
So little _____ with each other that the neighboring countries could not settle their differences. A. they agreed B agreed they C. did they agree D. they did agree