题目

阅读理解。 Wang Lei 1._____    The most difficult thing about learning English is to remember new words . I study the words and remember them , but a week later I have forgotten most of them . When reading something in English , I always get into trouble when I come across a new word . There must be a better way to learn new words .    Li Qiang 2. _____    I have been studying English for so long now , but I don’t enjoy it any more . I used to like it , but now I feel that I’m not making any progress , I’m just not motivated （有动力的）any more . I wish there设直线y=3x与圆C：（x-2）2+y2=4交于A，B两点，则弦长|AB|=（　　） A、3B、23C、1D、2