Ⅰ. 单项选择(每小题2分，共20分)
1. There ________ robots in people's homes in 30 years.
A. will have B. is going to have
C. are D. will be
2. —Will there be more people in the future?
—________．
A. Yes, there is B. No, there isn't
C. Yes, there will D. No, there will
3. There will be ________ jobs for people because ________ robots will do the same jobs as people.
A. fewer; more B. less; more
C. more; less D. fewer; fewer
