No matter how low you consider yourself, there is always someone looking up to you      ___
they were that high.
| A.to wish | B.to have wished | C.wishing | D.having wished | 
28. Vitamin D helps our bodies make a special chemical, and this special chemical, _______, affects our brains, making us feel happy.
| A.in turn | B.in particular | C.in return | D.in short | 
27. Do you know what use people _______ pines after they’re cut down?
| A.make of | B.make into | C.make up of | D.make from | 
26. My parents will move back into town in a year _______
| A.later | B. after | 
   C.or so | D.About | 
25. John, _______ money is no problem, still leads a simple life.
| A.for whose | B.of whose | C.of whom | D.for whom | 
24. Great attention must be paid _______ welfare, especially in the poor area.
| A.develop | B.to develop | C.to developing | D.Developing |