—You've worked there for half a year. What do you think about your boss?—He is a person who would try his best to __________ his purpose.
—— How about the number of students playing on the playground? —— _____.
—— He promised to come to see you. —— But he _____. I’ve been all alone.
_____, you have given me a lot of help.
—— Coffee _____ milk? —— Only milk, please, _____ I used to like coffee.
Father advised me not to say anything until_____ at the meeting.