English teachers are supposed ______their students a test in class, even after class, ______better teaching results.
—— 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.