Question

The teachers should teach us ______ our lives ______ hard work, not dreams.

1. A.
   to build; on
2. B.
   building; on
3. C.
   to build; in
4. D.
   build; in

Answer 1

A
teach sb. to do sth.“教某人做某事”；build sth. on…“把某物建立于……之上”。