It’s up to you to ________ it and make a decision．

1. A.
   eat
2. B.
   eating
3. C.
   chew
4. D.
   chewing

It’s up to you to decide whether to ________ physics or chemistry．

1. A.
   take off
2. B.
   take on
3. C.
   take in
4. D.
   take up

It’s up to the government to ________ measures to deal with the current economic crisis．

1. A.
   set up
2. B.
   work out
3. C.
   filled up
4. D.
   begin with

. It’s up to you to decide whether to _____ physics or chemistry.

  A. take off   B. take on   C. tale in   D. take up