Our English teacher has 20 years of teaching _____（经验）.这题experience加不加s?为什么?

Our english teacher is > we should learn English 【】our English teacher our English teacher is our the head teacher. That's our English yeacher.在our English teacher提问 英语翻译Our English teacher( ) very ( ) （ ）（ ) （ ) We c____ our English teacher Miss Cheng Our English teacher always wears__(glass). Miss Gao is our English teacher 疑问句 We love our English teacher 改为疑问句 our english teacher is miss johnson提问 He is our English teacher等于什么 英语 Our teacher makes English e__________ Our English teacher often tells us j_____. Our teacher often talks us English Our English teacher is very ___ (fun) our English teacher is standing ( ) her ( ) me This is our english teacher.对our提问求大神帮助（ ）English teacher（ ）（ ）? our English teacher is good with us 同义句Our English teacher ()()()()us