When we are in the library, we should_______ [kiːp] quiet.
It ________ me half an hour ________ to work every day last month.
I think collecting stamps ________ the least time.
—Does Mary only have an apple for breakfast? —Yes, she eats like a bird to________.A.wake up B.be strong C.lose weight C.fall asleep
You bought a new computer last week, _____ you?
If he _____ on time, we will go without him.