There_____ lots of fish in the river years ago.A.is B.was C.were D.are
问题描述：
There_____ lots of fish in the river years ago.A.is B.was C.were D.are
答
B, FISH不可数名词，YEARS AGO过去
答
B fish为不可数名词谓语动词用单数形式，years ago 为过去时态 ，用was
答
很高兴能帮你解答疑惑.
答案选：B ,不选were是因为这里fish是单数,指的是同一种鱼.而且后文出现years ago,代表过去式.
希望我的回答能够帮助到你.