He used to ____his teaching when he was young.
He made a mistake, but then he corrected the situation _______ it got worse.
—How far apart do they live?—________ I know, they live in the same neighbourhood.
A good storyteller must be able to hold his listeners’curiosity ________he reaches the end of the story.
Don’t be afraid of asking for help ________ it is needed
Mr. Hall understands that _______ math has always been easy for him, it is not easy for the students.