When do I use full stops and when do I use commas 句号和逗号的用法
When must I use I? I的用法
When can I use an apostrophe before s ('s) ? 什么时候在-s前面加撇号?
Test 1
Do I need a in this sentence? 这句话中需要a吗?
A or the? A还是the?
Do I need the in this sentence? 这句话中需要the吗?
Test 2
How do I talk about age? 如何表达年龄?
How do I say the time and the date? 如何表达时间和日期?
When do I add s to verbs? 动词的一般现在时形式
Test 3
When do I add ed to verbs 动词的一般过去时形式
I did or I have done? 一般过去时和现在完成时
For and since? for和since的用法
Test 4
When do I use I am doing? 现在进行时
When do I use I will? will的用法
How do I form questions? 疑问句是如何形成的?
Test 5
There and it/theyThere和it/they
Plural and uncountable nouns 名词的复数形式和不可数名词When do I use much and many? much和many的用法
Test 6
Like,would like and want? Like, would like和want?
Do or to do? Do还是to do?
When do I use doing after verbs? 哪些动词后面接动词的-ing形式?
Test 7
ther,others,another and each otherOther,others,another和each other
One and onesOne和ones
Old,older,the oldestOld,older,the oldest
Test 8
When do I use capital letters with people and places? 在什么情况下人名和地名的单词首字母要大写?
How do I use at and in with places? 如何用at和in表示地点?
How do I use by and in/on with means of transport? 如何用by和in/on表示交通方式?
Test 9
When do I use at,in and on with time expressions? 如何用at,in和on表达时间?
How do I use from,about and of? from, about和of 的用法
Do I need for in this sentence? for的用法