— Have you known each other for long?

      — Not very long, ____ we started to work in the company.

         A. after          B. before          C. when        D.  since

— Have you known each other for long?

   — Not very long, ____ we started to work in the company.

   A. after               B. before              C. when            D. since

1. — Have you known each other for long?

  — Not very long, ____ we started to work in the company.

   A. after     B. before   C. when  D.  since

—Have you known each other for long?

   —Not very long, ________we started to work in the company.

A. after                                  B. before                           C. when                   D. since

—Have you known each other for long?

—Not very long, __________ we started to work in the company.

--- Have you known each other for long?
--- Not very long, ____ we started to work in the company.

A. after           B. before        C. when         D. since

— Have you known each other for long?

— Not very long, ____ we started to work in the company.

A. after　　　　　　　 B. before　　　　　　 C. when　　　　　 D. since

--- Have you known each other for long?
--- Not very long, ____ we started to work in the company

1. A.
   after
2. B.
   before
3. C.
   when
4. D.
   since

—Have you known each other for long?

—Not very long, __________ we started to work in the company.

A. after              B. before               C. when               D. since

—Have you known each other for long?

   —Not very long, ________we started to work in the company.

A. after                              B. before                    C. when               D. since