九年级下册

1、26.2 用函数的观点看一元二次方程基础扫描1二次函数与x轴的交点个数是（ ）A0 B1 C2 D32.已知：二次函数，下列说法错误的是（ ）A当1时，随的增大而减小; B若图象与轴有交点，则;C当时，不等式0的解是13;D若将图象向左平移1个单位，再向上平移3个单位后过点（1，2），则.3二次函数的部分对应值如下表：二次函数图象的对称轴为 ，对应的函数值 。4.如图,抛物线的对称轴是，与轴交于A、B两点，若B点的坐标是，则A点的坐标是 .5.已知抛物线与轴交于A、B两点，则A、B两点间的距离为 。能力拓展6二次函数的图象如图所示，根据图象解答下列问题。

2、九年级下册 Unit 6 Caring for yourhealth练习D卷一、 单项选择 (共15题；共30分)1. （2分）What do you do when you feel low? Listen to some light music or have a talk with my best friend.A . excitedB . pleasedC .。

3、九年级下册 Unit 4 Natural disasters检测题C卷一、 单项选择 (共10题；共20分)1. （2分）Im too busy. I dont have time to go shopping with you.A . have much timeB . dont likeC . have no time2. （2分）The road is so narr。

4、九年级下册 Unit 6 Caring for yourhealth练习（II ）卷一、 单项选择 (共15题；共30分)1. （2分）How did you ________ the man who was bitten on his leg by your pet dog? I sent him to the hospital as soon as possible.A。

5、九年级下册 Unit 4 Natural disasters检测题B卷一、 单项选择 (共10题；共20分)1. （2分）The road is so narrow that buses are unable to .A . stayB . comeC . pass2. （2分）The line is . What should we do?A . deafB .。

6、九年级下册 Unit 6 Caring for yourhealth练习C卷一、 单项选择 (共15题；共30分)1. （2分）In order to keep healthy, I have a medical examination every year.A . narrowB . regularC . same2. （2分）I dont know ______ he。

7、九年级下册 Unit 5 Sports 检测题D卷一、 单项选择 (共10题；共20分)1. （2分）Its a shame that the game had to be cancelled because of the bad weather. Take it easy.A . pityB . mistakeC . surprise2. （2分）A is a p。

8、九年级下册 Unit 4 Natural disasters检测题A卷一、 单项选择 (共10题；共20分)1. （2分）The line is . What should we do?A . deafB . aliveC . dead2. （2分）The road is so narrow that buses are unable to .A . stayB。

9、九年级下册 Unit 6 Caring for yourhealth练习A卷一、 单项选择 (共15题；共30分)1. （2分）What do you do when you feel low? Listen to some light music or have a talk with my best friend.A . excitedB . pleasedC .。

10、九年级下册 Unit 4 Natural disasters检测题D卷一、 单项选择 (共10题；共20分)1. （2分）Im too busy. I dont have time to go shopping with you.A . have much timeB . dont likeC . have no time2. （2分）The road is so narr。

11、九年级下册 Unit 4 Natural disasters检测题（I）卷一、 单项选择 (共10题；共20分)1. （2分）The line is . What should we do?A . deafB . aliveC . dead2. （2分）The street will be flooded when it rains heavily.A . filled。

12、九年级下册 Unit 5 Sports 检测题A卷一、 单项选择 (共10题；共20分)1. （2分）A _____ is two people who are married and live together.A . coupleB . familyC . husband2. （2分）When you ________ at an airport, you arrive。

13、九年级下册 Unit 6 Caring for yourhealth练习B卷一、 单项选择 (共15题；共30分)1. （2分）They are cooking in the kitchen, and talking with each other now and then.A . again and againB . for nowC . from time to time。

14、九年级下册 Unit 5 Sports 检测题B卷一、 单项选择 (共10题；共20分)1. （2分）I need to apply for a ________ because I will go to Canada next month. A . ticketB . jobC . passport2. （2分）A is a popular holiday center。

15、九年级下册 Unit 5 Sports 检测题C卷一、 单项选择 (共10题；共20分)1. （2分）What a shame! You missed such a wonderful film. A . pityB . surpriseC . joy2. （2分）We all know that the Moon ________ around the Earth.。

16、九年级下册 Unit1 Great explorations练习A卷一、 单项选择 (共15题；共30分)1. （2分）I like running as well as swimming, because they are both good for my health.A . andB . orC . but2. （2分）Someone who is is ready。

17、九年级下册 Unit 6 Caring for yourhealth练习（I）卷一、 单项选择 (共15题；共30分)1. （2分）I dont know _________.A . what time the movie startsB . what time starts the movieC . the time to start the movieD . the m。

18、九年级下册 Unit5 Sport 练习C卷一、 单项选择 (共15题；共30分)1. （2分）Oh, the traffic is too heavy.Lets change _______ route to the airport.A . otherB . othersC . the otherD . another2. （2分）_________ he。

19、九年级下册 Unit5 Sport 练习B卷一、 单项选择 (共15题；共30分)1. （2分）A ________ is a beautiful place. A lot of people spend their holiday there. A . resortB . poolC . continent2. （2分）_________ he was very tire。

20、九年级下册 Unit5 Sport 练习A卷一、 单项选择 (共15题；共30分)1. （2分）A ________ is a beautiful place. A lot of people spend their holiday there. A . resortB . poolC . continent2. （2分）_________ he was very tire。