____ is mentioned above, the number of students in senior high schools is increasing.
--How often do you eat out? --___, but usually once a week.
The old man went into the room, ___ by his wife.
The new teacher made a good ___ on the students by her rich knowledge and humorous talk.
I’m pleased to see the problem ___ so quickly.
There will be a war if the peace talks between the two countries ___.