一、单项选择（本题共20分，每小题1分）

选择最佳答案。

(   )1. Boys and girls, believe in yourselves. The    you are, the better grades you’II get.

      A. more careful       B. more carefully         C. most carefully

(   )2. What    good news! Our school band (乐队)will play at Harbin Summer Concert in August.

     A. a        B. the          C. /

(   )3. ―Our class will have a party      the evening of June 30th. Would you like to come?

      ―Yes, I'd love to, but I'm going to visit my grandparents in Dalian.

      A. in        B. on        C. at

(   )4. Our government has tried many ways to    the smog(雾霾)problem. Maybe we'll have a clear sky in the near future.

       A. put away        B. work out         C.  come up

(   )5. Health is important for us teenagers, so we should eat more vegetables such as     

       to keep healthy.

      A. tomatoes and potatoes   B. tomatos and potatos    C. tomatos and potatoes

(   ) 6.      the winter in Harbin is rather cold, the city is still attractive to the visitors throughout the world.

      A. Although            B. But                     C. So

 (   )7. As middle school students, we    be afraid of difficulties if we want to make our dreams come true.

       A. must               B. shouldn't              C. need

 (   ) 8.  It was such a long way that they didn't       the hotel until it became dark.

      A. reach              B. arrive                C. get

(     )9. Language learning isn't hard itself. The attitude      you have decides if you can learn it well at last.

      A. what        B. who              C. which

(   )10. It's my    time to come to the bookstore this month because most of the books in it are my favorite.

    A. forth          B. four                  C. fourth

(    )11. - Could you tell me           ？

        - You' d better keep a diary in English as often as possible.

         A. when I can improve my written English

         B. how I can improve my written English

         C. if can I improve my written English

(    )12.  Doing eye exercises     one of the useful ways to protect our eyes.

A.      is      B. are          C. were

(    )13. I wonder when Subway Ⅱ in Harbin      . When the day comes, I' ll spend less time going to school every day.

     A. is finish        B. will be finished          C. was finished

(    )14. I      a camera two weeks ago but I haven't had a chance to use it.

     A. have bought     B. bought       C. will buy