To Whom It May Concrn,Nowadays, thr ar mor and mor popl planning to buy thir own cars. Th following is my opinions rgarding this issu.First of all, car provid us with grat convninc so that popl can driv vry whr thy want and sav a lot of tim. Car is also a vry suitabl transportation tool for travl. Furthrmor, driving car is much safr than riding bicycls.On th othr hand, th incrasing numbr of prsonal cars causs svr problms, such as air pollution, traffic congstion and mor accidnts.Thrfor, I suggst that mayb th govrnmnt can control th numbr of cars by rgulations.Yours truly,Zhang Wi