B to B和C to C是什么意思?

B to B和C to C是什么意思? 请问B TO B C TO C B TO C等相关词语的解释和意义`` Would you like ___sugar,Tom?a,eat b,to eat c,eating d,b和c A.gets B.to get C.getting (a,b)|c是什么意思 C&B Manager是什么意思? A.B.C是什么意思? “A is to B what C is to count_________ one to ten A.to B./ C.from A is to b what c is to d A is to B as C is to A is to B as/what C is to D