The key answer of exercise 4
The key to exercise solutions in chapter 3B for the textbook Roadmap B1+ - Workbook with authors Anna Osborn and Rebecca Adlard from Pearson Education
Question
Choose the correct option, a or b.
Answer
- a has been studying / b has read
- a have been doing / b have won
- a has predicted / b has been researching
- a has been travelling / b has visited
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