He started to learn English in 1990 and in the years ________ he kept on using it in his work.
. I still remember _______to the Great Wall and what I saw there.
-----Why don’t we choose that road to save time?----The bridge to it ________.
. In our childhood, we were often _____ by Grandma to pay attention to our table manners.
The teacher demanded that the homework ________in the way we’d just learned.
In order to improve English, __________.