泰星bella和weir:english小问题

来源:百度文库 编辑:高校问答 时间:2024/05/08 10:07:32
There are some difficult in studying english.句中的difficulty是否要换为difficulties,若不要,那are是否要换为is.

difficulty是不可数的所以原句是错误的,应该是is

换个is就可以了

is

is

is