The limits of a person's intelligence, generally speaking, are fixed at birth, buthe reaches these limits will depend on his environment.
—How did you ________ your excellent French? —I had lived in Paris with my aunt for two years before I came to England.
A man is being questioned in relation to the ________murder last night.
The glass doors have taken the place of the wooden ones at the entrance,________in the natural light during the day.
________my teacher,I’m becoming more and more interested in English.
My sister was against my suggestion while my brother was ________it.