The number of people in the city ______ about seven million now．（ ）
A．areB．hasC．is
My uncle keeps many _________ on the farm．And I often help him feed them．（ ）
| A． |
cow |
B． |
horse |
C． |
pig |
D． |
sheep |
Miss Green will teach _________ English next term．（ ）
| A． |
they |
B． |
them |
C． |
themselves |
D． |
their |
She has _________ books than you．（ ）
| A． |
many |
B． |
much |
C． |
more |
D． |
most |
This math problem isn't so difficult that I can work it out ________．（ ）
| A． |
easily |
B． |
usefully |
C． |
loudly |
D． |
quietly |
John is _______ American student．（ ）
| A． |
a |
B． |
an |
C． |
the |
D． |
/ |