gan to dawn on him.РIt suddenly dawned on me that there was another thing that contributed to their ess.Р Cf.比较(=confer): ? It occurs to sb. that…Рdawn on/upon?v. to begin to appear; ? grow clear to the mindРAdolescent:a person aged 13 to 19, the informal word is teenager.РAdults (formal)?Grown-ups (informal)РThis passage to adulthood is often marked by a number of minute changes in status during or near the end of adolescence. Graduation from high school, the right to vote, to drink liquor , and to drive a car, etc. But the main changes are psychological as well as physical. It is usually fraught with anxiety and conflict.Р1)The Bill did not go through.Рgo throughР2) Let’s go through the exercises.Р3)Let’s go through the arguments again.Рto be passed or approvedРpleteРto discuss in detail