—— Why did he let you repeat his instruction time and time again? —— ______that I remember what was_____after he went out.
He objects to ________ the students do their homework late at night.
When I miss my family, it’s ________ great comfort to have a ________ family to be with.
─They said that we would take a camping this weekend. ─________ it rains then?
Many people agree that __________ knowledge of English is a must in _____ international trade today.
It is a great concern that the school is now ____ for experienced teachers.