The key answer of exercise 1
The key to exercise solutions in chapter 11 - The natural world (Part 3) for the textbook Outcomes Intermediate - Workbook with authors Amanda Maris from National Geographic Learning
Question
Complete the quiz by putting the verbs in brackets into a passive form. Then choose the correct answers, A, B or C.
Answer
- is covered; B
- is known; A
- are known; C
- are used; C
- have been developed; A
- were bred; A
- was adopted; A
- are threatened; B
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