Though she is not a n English speaker, she can speak English very fluently.
Nowadays, a number of tall buildings have e for people to go up and down.
If we c someone to do something, that’s to say, we order them to do it.
Though they have not seen him for many years, they could r him immediately when they saw him in the crowd.
John and Tom are brothers. The former is a teacher; the l is an engineer.
The villagers were all (出席的)at the party that evening.
Her report is written in the (官方的)style and is only for officers.
She failed in the English exam because of her poor English (词汇)。
We made a (请求)for help because of the flood.
Luckily, their health is (逐渐地)improving.