You may use the book as you like, _______ you keep it clean.
Mary is good at computer, so she was very __________ using computers when she was interviewed by the employer.
—Do you want me to help you with your bags? —Don't __________. They're not heavy.
—Your daughter has two children, doesn't she? —That's right. She __________ in 1972.
I __________ the garden as soon as I saw it.
I found a __________ of socks in the bedroom, but they didn't make a __________.