The number of teachers in our college __________greatly increased last term.A number of teachers in this school __________from the countryside.
| A．was; is | B．was; are |
| C．were; are | D．were; is |
They don't study in NO 1 middle school, ___ those boys.
| A．so do | B．so don't | C．neither study | D．nor do |
Bill was staying on a farm with his uncle last summer. So ___ Mary.
| A．did | B．has | C．was | D．is |
The house you have just bought is ___ mine.
| A．as three times big as | B．three times the size of | C．three times the size than | D．as big as three time that |
---How many eggs are still there in the fridge, Bill? --_____.
| A．No one | B．No | C．Not | D．None |
About ___ of the teahers is our school ___ young people under thirty.
| A．two-five, are | B．second-fifth, is | C．two-fifths, are | D．two-fifths, is |