45. be eager to do sth / be eager for sth 迫不及待做某事/ 对……很热衷 46. have an effect on sth 对……有影响 eg. Smoking has a bad effect on people's health. / 吸烟有害健康。 47. make efforts to do sth 千方百计做某事 48. equip sb with sth / arm sb...