Created byNguyễn Thuý Liên ESL English B1 (Intermedio Bajo) Gramática English Instrucciones del autor Barron's Essential Words For The IELTS My Google Classroom Courses × 0 classes selected (0 students total) Quick Access Select all classes (0 classes) All Classes Loading courses... Cancelar Share Share to selected Course __COURSE_NAME__ __STUDENT_NAME__ (__STUDENT_EMAIL__) Barron's IELTS - Unit 10.3 - Technology-Inventions Descargar Worksheet Validation Comprobar mis respuestas Emails my answers to my teacher Nombre completo Group/level Asignatura Teacher's email or key code Close Submit Validating worksheet... (12) Your answers have been sent to your teacher. Good luck! OK We encountered an error submitting your answers. Please try again. OK Anuncio | Ir sin anuncios Created byNguyễn Thuý Liên ESL English B1 (Intermedio Bajo) Gramática English Instrucciones del autor Barron's Essential Words For The IELTS Explora las hojas de trabajo Present Perfect Simple - positive and negative ESL B1 Present Perfect Simple - positive and negative Grammar - ESL English as a second language Worksheet on present perfect simple Main content: Present perfect Other contents: present perfect simple, form, positive, negative Homework 18 ESL B1 Homework 18 Grammar - ESL Grammar EMPOWER B1 PROGRESS TEST B1 PRE INTERMEDIATE EMPOWER ESL B1 EMPOWER B1 PROGRESS TEST B1 PRE INTERMEDIATE EMPOWER Grammar - ESL Complete the test Homework 18 ESL B1 Homework 18 Grammar - ESL Grammar