11. Villagers here depend on the fishing industry, there won't be much work.
12.
A. where
B. that
C. by which
D. without which
网友回答
A. where
B. that
C. by which
(答案→)D. without which
解析：解析：这一题容易选对，句意“如果没有了捕鱼业，这里的村民就不会有多少活干。”所以，先行词为the fishing industry，后面的there won’t be much work是在without the fishing industry的条件下才会发生的。