2,You may_ have difficulty in pronouncing_________ (发音有困难） some of the words in English at first,but you will find it easier as you go along (difficulty)
3,Have you _made the progress in English_____________ (英语方面取得进步） since you entered the new school last weekend?(progress)
4,The accident which happened in the city center__did the great damage to____(造成了很大破坏）the car.(damage)
5,_It never occurred to me________ (我想不起来） that I had seen the old gentleman somewhere(occur)