Chemical pollution will bring about a threat to agriculture and food chain, and ________ to human health.
#23420
A
frequently
B
significantly
C
steadily
D
consequently
推荐题目
There is no ______ swimming-pool in this school and the students often go to swim ______. 
#23389
A
indoors; outdoors
B
indoor; outdoor
C
indoor; outdoors
D
indoor; indoors
Jane won't join us for dinner tonight and        .
#23168
A
neither won't Tom
B
Tom won't either
C
Tom will too
D
so will Tom
—Are you worried about the coming exam?—Only ______.
#23009
A
gradually
B
broadly
C
slightly
D
extremely