--Where did you see him for the first time?

-- It was in the factory _________ we worked.

  A．that                    B．where                 C．which                 D．when

—Where did you see him for the first time?

— It was in the factory _________ we worked.

A．that                  B．where            C．which                 D. when

--Where did you see him for the first time?

-- It was in the factory _________ we worked.

  A．that                     B．where                 C．which                 D．when

--Where did you see him for the first time?

-- It was in the factory _________ we worked.

　 A．that　　　　 B．where　　　 C．which　　　 D．when

---Where did you see him for the first time?

---It was in the factory _________ we worked.

1. A.
   that
2. B.
   where
3. C.
   which
4. D.
   when

—Where did you see him for the first time?
— It was in the factory _________ we worked

1. A.
   that
2. B.
   where
3. C.
   which
4. D.
   when

--Where did you see him for the first time?

-- It was in the factory _________ we worked.

       A．that   B．where       C．which       D．when

--Where did you see him for the first time?

-- It was in the factory _________ we worked.

A．that         B．where         C．which         D．when

--Where did you see him for the first time?
-- It was in the factory _________ we worked.