若天平的砝码被磨损了，用这样的天平称物体的质量，则测量值偏____ ．

① How much do you need ?  ____                          A. 让我们列个清单吧！

② Let's make a list.   ____                                        B. 你想要多少果汁 ？

③How much juice do you want ? ____                    C. 让我们去购物吧！

④ Let's go shopping.   ____                                     D. 你能看见多少只鸭子？

⑤How many ducks can you see ? ____                   E. 你需要多少？

It is he , rather than I, that     in the company for two years.