题目

使得等式 成立的a的取值范围为. 答案：【1】−3≤a<3阅读表达I’m Molly Taylor. I’m happy to come here and give you a lesson. Some students think learning English is difficult, but if you know how to study English, you will find it very interesting and easy. Here are some ways to help you.◆Don’t be afraid of speaking English.◆Listen to English speakers often.◆Watch lots of English movies and TV.◆Listen to English songs.◆Listen to English radio shows.◆Do many English exercises.◆Write to your friends in English.There are so many ways to study English and you can use your favorite ones. But the most important thing is to study English every day. When you meet some difficulties (困难), you can ask your teachers or classmates for help.Do your best and you will do well in English.1.Does Molly Taylor write this passage (文章)?_____________________________________________________________________________2.How many ways are there in this passage?_____________________________________________________________________________3.What is the most important thing when learning English?_____________________________________________________________________________4.What can students do when they meet difficulties?_____________________________________________________________________________5.What is the passage about?_____________________________________________________________________________