初一“希望杯”奥数题.Given a decimal formula 1/a-1/b=1/988,and a b are both three - digit intengers.Find all the possible values for a and b.

初一“希望杯”奥数题.Given a decimal formula 1/a-1/b=1/988,and a b are both three - digit intengers.Find all the possible values for a and b. He has ( )driving since his illness.A.given up B.given way to C.given in D.given off a given Food ( ) to help the poor.A.given out B.is gave out C.are given away D.is given out .will you be able to attend the lecture_next week?A.giving B.given C.to be given D.being given _______ more time,they did better.A.Giving B.To be given C.Having been given D.Having given They insisted on ____ another chance to try.A.given B.giving C.being given D.to be given He felt bad for ______ a chance to study abroad.a.having not given b.not having given c.having not been given d.not having been given Each boy and each girl------a new book A.are given B,was given C.being given D.were given我选的是C..对吗? Yesterday,David__________a ticket for speeding.A.gave B.had been given C.was gaven D.given The men left as soon as they ______their orders.A had been given B are given C have been givenA had been given B are given C have been given D given 数学初一希望杯题目 2011希望杯初一试题答案 2011希望杯初一复赛 2011希望杯初一答案 初一希望杯题目答案 第十八届初一希望杯 Not only__a gift,but also Tom will be given a present.A.you will be given to B.will you be given toC.you does be given to D.does help be given to