Helen is wearing a jacket _____ is red.
  A) it
  B) as red
  C) that
  D) such

  I wonder whether _____ on other planets.
  A) is there life
  B) there was
  C) there's life
  D) was there

  I wonder why _____ .
  A) is the sky blue
  B) was the sky blue
  C) the sky was blue
  D) the sky is blue

  You can't change things simply by wishing they _____ different.
  A) are
  B) will be
  C) would be
  D) were

  "Why don't we go out for dinner?" His wife suggested that _____ .
  A) they would go out for dinner
  B) they should go out for dinner
  C) we will go out for dinner
  D) we'd like to go out for dinner

  You might come to work a bit earlier on Mondays. I wish you _____
  a bit earlier on Mondays.
  A) had come
  B) would've come
  C) were coming
  D) would come

  What is important for us now is not _____ happened, but _____ caused this all.
   A) what / who
   B) why / what
   C) where / whom
   D) which / who
   E) how / where

  I don't know who _____ chocolate.
  A) like
  B) likes
  C) is liking
  D) is like

  I doubt _____ anybody knows how to solve the housing problem
  in Turkey.
  A) whether
  B) which
  C) why
  D) what

  _ _____ 1980 that Voyager transmitted photographs of Saturn to earth.
  A) When it was
  B) During
  C) It was
  D) It was in