شرکت در آزمون آنلاین زبان انگلیسی 1 - درس 3 | آزمون شماره 5263

Tom's professor explained the difference between science and .................... , the first one is what researchers are currently working on and the second one is what human has already found out about the world.

I hope this book will be of ....................... to both teachers and students.

.Mental attitude plays a far more important role in a person's .................................  or failure than mental capacity