The number of the whales ____________smaller and smaller because of human activities now.( )
A. |
were |
B. |
was |
C. |
is |
D. |
are |
The number of the whales ____________smaller and smaller because of human activities now.( )
A. |
were |
B. |
was |
C. |
is |
D. |
are |
试题篮
()