--Why has he been staying at home these days? --He ___________ since a month ago.
—What do you think of the news in today's newspaper?—We shouldn't ________ the trouble of helping others only because what we do may invite trouble.
—I think that every need of the customer should be attended to.—________.
No matter how healthy you ________ be, you need to consult a doctor from time to time.
Many dog owners treat their pets like human beings, ________ if they do not have children of their own.
I really don't know how to thank you, but for your help, I ________ my lost necklace.