1. Color shapes our view of ___world and it may have ___far more influence on our lives than many of us realize.
A. a; a                              B. the; /                          C. the; the              D. the; a
2. The flight to Antarctica was delayed by the lack_______ information about the weather conditions there.
A. in                              B. from                                  C. for                         D. of3. Nobody but doctors and nurses and those ___________by Dr.Hu____________to enter the patient’s room.
 A. invited; is forbidden       B. are invited; are forbidden 
C. being invited; forbidden    D. invited; are forbidden