A small plane crashed into a hillside five miles east of the city, _______ all four people on board.
| A.killed | B.to kill | C.kills | D.killing | 
________ help the people in the snowstorm in the South made him worried.
| A.Not known how to | B.Unknown what to do to | 
| C.His knowing not how to | D.His not knowing how to | 
The position, however, _______ you are applying, is not quite a well-paid one.
| A.that | B.for which | C.which | D.to which | 
–Why, Simon. Someone seems to have called you over there.
  --Yes? I _______ that.
| A.am not realizing | B.haven’t realized | C.didn’t realize | D.don’t realize | 
Though Jack has failed twice in _____ PE test, he decided to have _____ third try.
| A.the; the | B.a; the | C.a; a | D.the; a | 
With the world changing fast, we have something new _____ with all by ourselves every day.
| A.deal | B.dealt | C.to deal | D.dealing |