—Where is our English teacher?—She is in the classroom, _____ the exercises _________ the students have done at home.
Children are always asking all kinds of questions because they are ______ about the world they live in.
It's quite necessary to be prepared for a job interview. ______ the possible answers ready will be of great help.
The traffic rules say children under the age of four and ______ less than 40 pounds must be in a child safety seat.
The audience were deeply impressed by his speech with tears _________ their eyes.
—Johnson is indeed a wise man. —Oh, yes. How often I have regretted ______ his advice!