شرکت در آزمون آنلاین
زبان انگلیسی 1
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زبان انگلیسی 1
| آزمون شماره 13622
I hope this book will be of ....................... to both teachers and students.
We can understand from the passage that … .
According to the passage, hunting cannot endanger some animals because … .
Which of the following words is defined in the passage?