各文の( )内のうち,適当なほうを選びなさい。(一部) (1) Drivers (should / would) be careful of children. (2) (Would you like/Would you like to) coffee with dessert? 4,56 (3) (Will/Shall) I call a taxi for you? Yes, please. (4) (Should / Would) you tell me the way to the post office? (5) We (should / would) often skate on the lake when we were young. (6) This dictionary (should / had better) be useful to you. (3) (7) This river (would /used to) be clean when I was a child. -