The policemen rushed to the place a bank robbery(抢劫案) had happened, but the robbers(抢劫者) had disappeared from sight.
Mrs Green wants to buy that kind of cloth because she ____ that the cloth ____very well .
-When ______ and visit our exhibition next month ? -When _______ , I will let you know .
---How long _______ each other before they ________ married ? -- -For about a year .