The chemicals in the vegetables and fruit are bad__________ our health．
| A．from | B．with | C．of | D．for |
There will be less_______ and the environment will be better.
A. trees B. pollution C. factories
Tom ran _______ Sam. They are both winners.
A. as quickly as
B. as quick as
C. so quickly as
—_______ does Mary surf the Internet?
— Every day.
A. How long B. How many C. How often
Mr. Li is one of _______ best engineers in this factory.
A. the B. an C. A
There ______ a soccer game in our school tomorrow afternoon.
| A．was | B．has | C．will be | D．will have |