【文章內(nèi)容簡介】 t,” the farmer said.　　 the story, the vet must be _________.　　A. the farmer39。s friend B. a doctor for animals C. a hospital for cows　　 farmer asked the vet for help when his cow _______　　A. couldn39。t lie down B. didn39。t eat the pills C. was ill　　 medicine did the vet give the farmer?　　A. Bottle of pills. B. A long tube. C. Two pills.　　 vet taught the farmer how _________.　　A. to make the cow take the pills　　B. to take the medicineC. to put the tube in his mouth　　 of the following is true?　　A. The farmer ate the pills himself.　　B. The cow got better after taking the medicine.　　C. The vet came to help farmer change the cow the next day.(C)“Cool”is a word with many meanings．Its old meaning is used to express a temperature that is a little bit cold．As the world has changed，the word has had many different meaning． “Cool”can be used to express feelings of interest in almost anything． When you see a famous car in the street，maybe you will say，“It39。s cool．”You may think，“He39。s so cool，”when you see your favourite footballer． We all maximize（擴大） the meaning of“cool”．You can use it instead of many words such as “new” or “surprising”．Here39。s an interesting story we can use to show the way the word is used．A teacher asked her students to write about the waterfall（瀑布）they had visited．On one student39。s paper was Just the one sentence，“It39。s so cool．Maybe he thought it was the best way to show what he saw and felt． But the story also shows a scarcity（缺乏）of words．Without “cool”，some people have no words to show the same meaning．So it is quite important to keep some credibility（可信性）．Can you think of many other words that make your life as colourful as the word “cool”？ I can．And I think they are also very cool． 1．We know that the word cool has had ________. A．only one meaning B．no meanings C．many different meanings 2．In the passage，the word“express”means“________”. A．see B．show C．know 3．If you are _______ something，you may say，“It’s cool.” A．interested inB．a(chǎn)ngry about C．a(chǎn)fraid of 4．The writer takes an example to show he is ________ the way the word is used． A．pleased with B．strange to C．worried about 5．In the passage，the writer suggests（暗示）that the word “cool”________． A．can be used instead of many words B．usually means something interesting C． may not be as cool as it seems (D)A Leg Walking RightHere are some signs + x…, the signs are very different. They mean very different things. When you see them, you know what to do. This sign + means that you will add some numerals. This sign—means that you will take one numeral away from another. You will subtract（減去）. What will you do when you see x and… ?Our signs are easy to read. They are easy signs to remember. Look at these two signs… .The ancient Egyptians used these signs. A picture of a leg walking to the left told them to add some numerals. A picture of a leg walking to the right told them to subtract. In the 1500s people used this printed（印刷的） si