A. owns; are
B. owns; is
C. own; is
D. own; are
[单选题]The number of people who have died of bird flu since 2003 is _______.A. 63B. 124C. 7.4 millionD. 50 million
[单选题]This kind of material expands______the temperature increasing.A.toB.forC.wi
[单选题]This kind of material expands()the temperature increasing.这种材料随温度的升高而膨胀。A.t
Only by increasing the number of doctors by 50 percent ______ properly in this h
[单选题]The number of students who _____________ the English club ______20.A. take part in, is B. join, are C. take part in, are D. join, is
There has been a collision () a number of cars on the main road to town.A. compo
As you can see, the number of cars on roads ________ rising these days.A. was ke
[单选题]F.or many years, people electric cars. However, making them has been more difficult than predicted.A.had dreamed ofB.have dreamed ofC.dreamed ofD.dream of
[单选题]A number of people _____at the street corner.A.am B.is C.are D.be
[单选题]A number of people ______at the street corner.A.amB.isC.areD.be