Mr Wu is one of ________ in our school.

Lucy liked all the dresses there, but she took the ______one to save as much money as possible for Project Hope.

—What’ s the low-carbon life style like? . —Save       energy, produce        carbon.

Jimmy and Timmy are both 50 kg, that is to say, Jimmy is ______ Timmy.

—Which city has __________ population, Shanghai, Hangzhou or Ningbo?  ----Shanghai, of course.