— What _____________to the young tree yesterday?— Its leaves falled.[ ]A. happenB. happensC. happenedD. happening-六年级英语
[db:作者] 2019-08-24 00:00:00 零零社区
题文
— What _____________ to the young tree yesterday? — Its leaves falled.
[ ]
A. happen B. happens C. happened D. happening
题型：单选题 难度：偏易
答案
C
据专家权威分析，试题“— What _____________to the young tree yesterday?— Its leave..”主要考查你对 一般过去时，动词过去式 等考点的理解。关于这些考点的“档案”如下：
一般过去时，动词过去式
考点名称：一般过去时，动词过去式
一般过去时： 表示过去某个时间里发生的动作或状态；过去习惯性、经常性的动作、行为；过去主语所具备的能力和性格。 be动词在第一人称是单数和第三人称是单数是用was，其余用were。 a. 表示在过去时间里所发生的动作或存在的状态，常与表示过去的时间状语。 yesterday（昨天）、last week （上星期）、an hour ago（一小时前）等连用。 例：I went to the zoo with my father last Sunday. 上周日我和我爸爸去动物园了。 They weren't able to come because they were so busy.他太忙了，所以去不了。 b. 表示在过去一段时间里，经常性或习惯性的动作或状态。 例：My brother watched the World Cup every day last month.上个月哥哥每天都看世界杯比赛。
一般过去时句法结构： 肯定形式 主语+动词过去式+其他 例句：She often came to help us in those days.
否定形式 ①was/were+not；②在行为动词前加didn't，同时还原行为动词 例句：I didn't know you like coffee
一般疑问句 ①Did+主语+do+其他？ ②Was\Were+主语+表语? 例句：Did I do that? 用表格整理如下：
肯定式
疑问式
否定式
疑问否定式
Iworked
Did I work?
I did not work
Did I not work?
He(She,It) worked
Did he(she,it) work?
He(she,it) did not work
Did he(she,it) notwork?
We worked
Did we work?
We did not work
Did we not work?
You worked
Did you work?
You did not work
Did you not work?
They worked
Did they work?
They did not work
Did they not work?
结构句型: 1．一般句子 I watched TV last night. 2．一般疑问句 Did you watch TV last night？ 3．there be 句型 There was an apple on the table last night. Was there an apple on the table last night
