I'm ___ my pen,but I can't ___ it.A.look for,find B.looking for C.find,look for D.finding,look for

I'm ___ my pen,but I can't ___ it.A.look for,find B.looking for C.find,look for D.finding,look for He said,I lost my pen yesterday.=He said that ___ ___ ___ ___ pen ___ ___ ___. 介词填空 I'm looking for my pen __a long time,but I can't find it. 根据上文提示,补全对话.A：___?B：Sure.My name is Peter.*注：“*”代替的内容为：A：Where are you from?B：I'm from Canada.A：___?B：No,I'm new here,but I have a pen pal.A：Where does your pen pal live?B：He lives in China.A I can write ___ my pen. 介词或连词 I often get letters from my american pen friends.I Often ___ ___ my american pen friends.同义句 I want to get my pen back.(改为同义句）I want to ___ my pen back. ---Would you come to my party this morning?---- i'm sorry,___ i'm too busy.(but ,and) I looked for my pen ___ but didn't find it __(where) 用所给单词的正确形式填空 I'm ___ holiday with my family I often hear from my pen pal .I often ____ ____ ___ ____ my pen pal .I often __ __ __ __ my penpal I looked for my pen ,but I couldn’t find it __(somewhere) I looked for my pen e___ ,but I did'nt find it I'm glad to get a letter from my pen pal同义句转换I'm glad____ ____my pen pal i'm looking 是语法错误?i'm looking for my pen这句呢?到底.如题. I study harder,but my English ___(improve) I'm talking ___ the phone ___ my mother. I l()my pen,but the pen in the lost and found case isn't my pen的空如何填