Don’t leave the baby at home _____. It’s very _____.
He used to ________very late, but now he is used to __________early.
Could you_________ when the planes arrives?
—I’m sorry I_______ my exercise book at home. —Don’t forget _______it here tomorrow , please.
At last, she found her _______ pet dog.
Little Tom is an orphan. He now feels__________ without his only friend the dog.