In the USA, the students who study business is more than _______ those who study agriculture.

You will ______ sooner or later if you keep working like that.

The old man used _____ in front of his house and he has got used to _______ like that.

 Samuel Clemens，______ Mark Twain, wrote many popular stories.

John is ______ European but doesn’t know or speak ______English language at all.

A. an，a          B. a，the     C. the ，an        D. a，不填

---Let’s go outing this weekend, shall we?

   ---_______. I love getting close to nature.

  A. I couldn’t agree more    B. I’m afraid not    C. I believe not    D. I don’t think so

Look at the timetable. Hurry up! Flight 4026_______ off at 18:20.

  A. takes         B. took            C. will be taken            D. has taken

Scientists will have to come_______ new methods of increasing the world’s food supply.

  A. up for         B. up with          C. out             D. on

______ most of my friends wanted to do during the holiday was visit the Expo Garden.

   A. What      B. That      C. As       D. Which

Whether this is a problem or not _______ your own viewpoint.

 A. agrees with    B. depends on    C. takes up    D. gives off