The scientist believes there will be____cars and______dirty air.
A、less; fewer B、fewer; less C、few; fewer
—Will there be any paper money? —No, _____.
A、there won’t B、they won’t C、there will
I__________ in Shanghai 10 years ago.
A、live B、lives C、lived
—How many students went to plant trees last year？
—It's hard to say. ______people, I think.
A、Hundreds of B、Hundred of C、Two hundreds
—What will the future______？
—No one can predict exactly.
A、be like B、be C、like
—He got an A in last week's math test.
—It is ______！His math is always the worst.
A、possible B、simple C、impossible
