
Answer — Exercise 2
2 - Grammar 2·Gateway B2 - Workbook
Câu hỏi
Circle the correct alternative.
Câu trả lời
- been
- been helping
- been travelling
- made
- been
- been learning

2 - Grammar 2·Gateway B2 - Workbook
Câu hỏi
Circle the correct alternative.
Câu trả lời