题目

一道语法题 in the first three months that giant pandas
一道语法题
in the first three months that giant pandas were on public display,visits to the zoo ( )by as much as 50 percent
为什么是 increased而不是have increased

提问时间：2020-10-16

答案

你好.很简单.1 in the first three months --------强调过去某一年的第一季度,当然用一般过去时.比如说：in the first three months of 2011,能不用一般过去时吗?必须是一般过去时.2 in the past / last three mont...