_______is the best way to keep a good relationship with your parents，teachers and other people around you．（ ）
A．Active communicating
B．Actively communicating
C．Active communication
D．Actively communication
The glass bridge in Shijiazhuang is ______than any other one in China．（ ）
A．longB．the longest
C．longestD．longer
_____ with my father's handwriting， mine is poor．（ ）
A．CompareB．ComparedC．ComparingD．Compares
We can overcome all the difficulties by_____ together．（ ）
A．workB．worksC．workingD．worked
Man can't live ______water．（ ）
A．ofB．forC．fromD．without
My grandparents live in an old apartment with ______floors and they are on the ______floor．（ ）
A．five， fiveB．five，fifth
C．fifth，fifthD．fifth ，five