1. The thought _____ I might lose my way made me feel _____.
A. what;worrying         B. that; worrying 
C. what; worried              D. that; worried
2. _____ you can succeed or not mainly depends _____ how hard you work at it.
A. That; on      B. What; upon      C. Whether; upon      D. If; on
3.When Ruth read the card _____ to the flowers, she couldn’t help but _____.
A. attaching; smiling         B. attached; to smile   
C. attaching; smiled          D. attached; smile
4.The film is _____ of _____ a second time.
A. worth; seeing              B. worthy; being seen   
C. worth; being seen          D. worthy; seeing