The whole class _____the teacher attentively.
I suggest the thief __________ into prison.
The president spoke at the business meeting for nearly an hour without __________ his notes.
—I haven't got money from my parents, so could I borrow some from you?— __________. I can lend you much.
Every possible means __________, but none proves successful.
The ancient temple __________ looks more beautiful on the clear morning of September.