Rewrite the following sentences, to make them effective. He will fly to Germany next week for the purpose of meeting Mr.Stwartz in person.(太冗长) We require exmeras that are of a new type.(太复杂了) It should be noted that this is the best price we can offer in this season. (太复杂了) Your letter is not clear. I can't understand it.(不礼貌) 5.We allow you 3 percent discount for cash payment.(不体贴)