'
假如你是李华，你的美国网友Peter参加中国象棋网络挑战赛获得了一等奖。请根据以下提示写一封英文电子邮件向他表示祝贺。
1)祝贺他获奖;
2)肯定他付出的努力;
3)询问何时方便，在网上切磋棋艺。
注意：
1)词数100左右;
2)可以适当增加细节，以使行文连贯;
3)开头和结尾已为你写好。
DearPeter,
Iamwritingtooffermysincerecongratulations
Congratulationsagain.
Yours,
LiHua
【参考范文】
DearPeter,
IamwritingtooffermysincerecongratulationstoyouonyourwinningthefirstprizeintheChineseChessworkChallenge.Asyourfriend,IjustwantyoutoknowhowgladIamatyoursuess.
“Everythingestohimwhowaits.”Fortheseyears,you’veshownGREatinterestinChinesechessandkeptonpracticingiteveryday.NotonlyhaveyoureadmanybooksaboutChinesechessstrategy,butalsoyouhavepetedinallkindsofChinseschesscontests.Finally,yousueededinwiningtheonlinepetition!
SoI’msohappythatyoubeechampionofthisworkchallenge.Atlast,IhopetoplayChinesechesswithyousothatwecanmakeproGREsstogether.Pleasetellmewhenyouhavetime.
Congratulationsagain.