Yesterday I （）my penfriend an email. A. have sent B.sent这句话是现在完成时,还是一般过去时?顺便帮我解答一下.

My friend borrowed a pen from me yesterday (改为同义句） I ____ a pen ____my frend yesteaday. I heard from my pen pal in American yesterday(改同义句)I ______ _____ ______ ______ my pen pal in American yesterday. He said,I lost my pen yesterday.=He said that ___ ___ ___ ___ pen ___ ___ ___. I _____(收到) a special gift from my pen pal yesterday. she bought me a pen yesterday→I（）（）（）（）yesterday I bought a pen yesterday.画a pen 英语对划线提问i looked for my pen everywhere yesterday.划线部分my pen they are going to have a holiday tomorrow.划线部分have a holiday I will give my pen to her.(改为同义句） I will __ __my pen. my pen was lose 同义句 ,I （ ） ( )my pen was lose 同义句 ,I （ ） ( ) my pen 空的填什么 I can give you my pen.（改为一般疑问句） I do my homework（ )(介词）a pen I couldn't find my pen anywhere的同义句I could （ ） my pen （ ）.十万火急 Can I show her my new pen?（改为同义句） Can I( ) my newi pen( )her? I want to get my pen back.(改为同义句）I want to ___ my pen back. 同意句英语I wang to get my pen back.I wang to ( ）my pen back. I visitd my grandmother yesterday.（同义句） I ______ ______ ______ my grandmother yesterday. i worte a latter to my mother yesterday.(改为同义句） i -- --my mother yesterday. i am looking for ma pen对my pen提问