These problems are really hard _______ .为什么用 to deal with不用 to do_英语解答

These problems are really hard _______ .为什么用 to deal with不用 to do with

人气：473 ℃　时间：2020-03-27 21:56:41

解答

根据意思,deal with 是处理,经常跟处理problem搭配
做题多了就能一眼看出来