I’msorryaboutyourspellingmista-优题课

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Know life different back and interesting sign real find they

The planet Mars is the closest and most similar planet to Earth． It is very（1）　　to scientists． For example， Mars has seasons with（2）　　weather， but other planets have the same temperatures all year round． Was there（3）　　on Mars？

To find out， scientists need（4）　　if Mars ever had water． In 2004， two robot explores （探测器）， or 'rovers'， called Spirit and Opportunity were sent to look for（5）　　of water． These rovers can drive over rocks（6）　　all kind of rough ground． They can also use cameras and send photos（7）　　to Earth． First， the two rovers found chemicals and patterns （图纹） in the rocks that were probably made by water． Then， they moved to another area and（8）　　other rocks which may have been created by water． Now scientists think there was probably water on the planet long ago． Today （9）　　are still not sure if there was life on the mars． They（10）　　need more information to decide． The discoveries of the two rovers answered some old questions， but they also brought up many new ones．

excitement somewhere fresh make sure repaired

（1）There are not many tickets left for the movie． You have to 　　that you get one today．

（2）Mr．Brown had his house 　　last month and it cost him 500 dollar．

（3）Ma Long won gold medal in German ping﹣pong match and jumped with 　　．

（4）Everyone is thirsty for breathing 　　air in order to keep healthy．

（5）It seemed that we had met 　　in the downtown of Urumqi．

Once an animal expert did some research on antelopes（羚羊）． These antelopes were living on both sides of a river in South America．The expert（1）　　that the antelopes on the east side multiplied（繁殖）more and ran faster than（2）　　on the west．

The expert didn't get the reason about differences after thinking hard， as the two groups of antelopes lived in（3）　　environment and they fed on the same kind of grass．

One year，（4）　　the help of the Animal Protecting society， he caught ten antelopes on each side and（5）　　them． A year later， the ten antelopes that were sent to the west side multiplied by fourteen．（6）　　how about the antelopes sent to the east？ Only three remained!

Where were（7）　　seven？ They were eaten by wolves．

At last the expert understood why the antelopes on the east were （8）　　． That was because there were a group of wolves﹣their natural enemy， on the（9）　　side．

So thanks must go to your opponents（对手）． It is your opponents that are（10）　　you． It's true!

（1）A． has covered	B． covered	C． has discovered	D．discovered
（2）A． they	B． those	C． them	D．that
（3）A． different	B．same	C． the same	D． difference
（4）A． with	B． without	C． under	D．by
（5）A．changed	B． exchanged	C． challenged	D． fed
（6）A． But	B． Though	C． So	D． Or
（7）A． other	B． the other	C．others	D． the others
（8）A． weak	B．weaker	C． strong	D．stronger
（9）A． south	B． north	C． east	D． west
（10）A． improving	B． hurting	C．comparing	D．disappointing

be of medium height， social， bored， laughter， this ， compete， eighth， introduction

Do you have a friend？ In the modern（1）　　，friends are an important part of our life． Without friends， life will be（2）　　． As a matter of fact，a true friend reaches for our hands and touches our hearts． Here，let me（3）　　my friend Jack to you． Jack is a handsome boy who（4）　　. When I was in Grade Seven，I took part in an English singing（5）　　. When the result came out, I learned I failed ! I could hardly hold back my tears. I felt that the world became cold and I was（6）　　at by everyone. How sad I was! Just at that time，I received a letter in English, saying, "Cheer up! Have confidence in yourself. Keep on practicing and you'll succeed．" I knew it was from my friend Jack.（7）　　words encouraged me greatly. From then on, I practiced even harder. When I was in Grade（8）　　，I took part in another contest and won first prize． I' m so lucky to have such a good friend．

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pull together； a pair of； work out； such as； thousands of； are thirsty for

（1）The students in my school 　　knowledge and are very hard﹣working．

（2）I believe if we 　　， our table tennis team can do much better next time．

（3）Eric bought his father 　　black shoes with his pocket money on Father's Day．

（4）Giant pandas are one of our national treasures． They are seen by 　　people every year．

（5）Exercise 　　playing sports is fun． We can spend time with friends as we play together．