All the scientific evidence that increasing use of chemicals in farming damaging our health.
#85907
A
show; are
B
shows; are
C
show; is
D
shows; is
推荐题目
单项选择（每题1分）The stones each _____ as much as two tons.
#86045
A
weighs
B
are weighed
C
weigh
D
is weighed
For _______information about present national boundaries, we’d better refer to an up-to-date map.
#85946
A
practical
B
frequent
C
reliable
D
beneficial