Can you tell me how to learn math well?Sure.But remember nothing can be learned _____ hard work.
问题描述：
Can you tell me how to learn math well?Sure.But remember nothing can be learned _____ hard work.
A by
B at
C without
D for
答
C
你能告诉我怎样学好数学吗?当然可以.但是要记住不努力学习是学不到东西的.