The lady walked around the shops, __________ an eye out for bargains.
Look at the trouble I am in! If only I _____ your advice.
_________ that Tom got inside the room to see what was going on.
The hall of the school can one thousand people.
If you are able to talk to a friend over the telephone, you feel that you are close ____ the actual distance is not shortened.
—I felt it very difficult to carry on the work all by myself. —I could have helped you, but you _____me to.