—Have you seen _______i-phone 5s, Jack?—Is it a black one ? I think I saw ____ somewhere.
—Does your father still smoke? —No, he has succeeded in_____ smoking for three years.
I think that you have made rapid _____ in math.
I find _______necessary to do everything we can ____________protect the environment.
Sam didn't go to school yesterday , did he? ____ .He was ill yesterday. A. Yes, he did B. Yes, he didn’t C. No, he didn’t
_____ important news it is to have a sports meeting next week! A. What B. What an C. How