【C4】
A. hopeful
B. beneficial
C. complicated
D. impossible
The news report tells us that when the crash occurred ______.
A. the ambulances and firemen arrived quickly
B. none of the passengers was killed
C. no additional help was necessary
D. help was long delayed
【C10】
A. empty
B. free
C. blank
D. bare
A.cofeeB.deedC.beefD.seed
A. cofee
B. deed
C. beef
D. seed