-Is this an orange? -Yes, ___________.
This is Mr White’s ________ trip to Beijing. He has been there twice before.A. first B. second C. third
– ________ do you hang out with your friends?– About once a week.A. How soon B. How often C. How long
We will have no water to drink _________ we don’t protect the earth.A. until B. if C. unless
I got an e-mail this morning. It was ________ my pen pal, Tony.A. from B. for C. to
– Would you like some coffee?– No, thanks. I ________ drink coffee. Coffee is bad for my stomach.A. nearly B. usually C. hardly