( )1. steam
( )2. explain
( )3. doubt
( )4. experiment
( )5. suggestion | A. break
A. raise
A. shoulder
A. example
A. question | B. creature
B. mountain
B. double
B. exhibition
B. graduation | C. great
C. certain
C. nervous
C. except
C. situation | D. idea
D. Britain
D. shout
D. exercise
D. transportation |
