____ can be seen in the chart right here
题型:选择题
问题:
____ can be seen in the chart right here, the air pollution level in the city has been increasing over the last months.
A.What
B.It
C.that
D.As
____ can be seen in the chart right here, the air pollution level in the city has been increasing over the last months.
A.What
B.It
C.that
D.As