Question

I can't give my son the leading position.______，he is too young；secondly，I want Mr.Smith to have the job.

1. A.
   After all
2. B.
   For example
3. C.
   In the end
4. D.
   To begin with

Answer 1

D
after all毕竟，终究；for example例如；in the end最后；to begin with 首先。根据句意知应选D项。