After the class was over, the student apologized ______ the teacher _____ his coming late.

 A. /; because    B. /; for      C. to; because     D. to; for

�. Meeting my uncle after all these years was an unforgettable moment, ________ I will always treasure.

  A) that         B) one               C) on which       D) what

. I still remember/will never forget the days ________ we spent together.

  A) which       B) in which       C) on that        D) on which      E) in that

. He was just about to give up and return to his bedroom for a good rest ________ he had a bright idea.

  A) but            B) while           C) until          D) when

�. The reason ________ he referred to for his success is ________ he always working hard.

  A) why, that       B) why, because    C) that, that       D) that, because

. From this simple concept ________ that has caused a great change in farming.

  A) has developed a technique           B) has a technique developed

  C) a technique has developed           D) developed as a technique has

�. The Foreign Minister said, “________ is our hope that the two sides will work towards peace.”

  A) This            B) There          C) That          D) It

11. Returning to my apartment, ________.

  A) I found my watch disappeared       B) I found my watch missing

  C) my watch was lost                 D) my watch was gone

26. First she set the balloon free ________ off from the land and then the wind sent it _______ up into the sky.

  A) taking… floating B) to take, to float    C) flying, float     D) to fly, floated

25. There are ten waiting-rooms at the station, ________ in all 20,000 people.

  A) sitting          B) sat             C) seating        D) seated