Both________and________laughing do harm to your health.
—How do you find your missing pen?—Wow,________.A. It writes well B. Quite by chanceB. It lies in my drawerD. It was kept by my grandfather
Only after being attacked by the Japanese in Pearl Harbor ________in the Second World War thoroughly.
The weather turned out to be very good, _________was more than we could expect.
—Please don’t make a noise.—______________. I’ll be as quiet as a mouse.
Don’t turn off the computer before closing all the programs, _____ you’ll have problems.