15.Do you think No2 is __________(难) of all the problems 16.We ha_英语解答

15.Do you think No2 is __________(难) of all the problems
16.We have some ________(困难)improving our English .
第一个填什么好呢?

人气：189 ℃　时间：2020-06-05 16:32:51

解答

15.the hardest (one) 或 the most difficult (one)
括号内的one可写可不写
16.difficulty
此处difficulty为不可数名词,不能用复数形式.