A.選擇結(jié)構(gòu) B.順序結(jié)構(gòu) C.樹形結(jié)構(gòu) D.循環(huán)結(jié)構(gòu)
A.H>1.85 And H<=1.90 B.H>=1.85 And H<=1.90 C.H>=1.85 or H<=1.90 D.H>1.85 or H<=1.90
A.dim for as double B.dim abc as integer C.dim a*c as string D.dim 4ac as Boolean