The __(pollute)rivers have few creatures. 为什么不是原型而加d?
The __(pollute)rivers have few creatures. 为什么不是原型而加d?
This pollutes the air.中pollute为什么要加s
Jack said he knew__about the matter.__上为什么不能填a few而填little?
pollute the
为什么have lunch have dinner 不用加定冠词,而have the meal 要加呢?
We have three kinds of (pollute)on the earth
We have confirm the capacity have 后可以加动词原型?
in the last few years 为什么要加 the
i have a dog named Ann 为什么name要加d,不是一般时吗
Lucy,have you ()(fix) up the old car.为什么填fixed?不是说have sth d
as ...as 不是加形容词或副词原型吗 那为什么有as many books as
I often see he (run ) in the park 这里的RUN 为什么用原型 而不加ING 说什么因为