t had landed in the field from the air and gone back up again . I don’t know what to make of these things .”Р Crop circles have appeared in England , Japan , the United States and Russia . Experts from all over the world have studied them , and they say what Steven said : They don’t know what to make of these things .Р 48. Which picture is probably the one formed in the field behind the scientists ?РРР 49. “Flattened wheat” means ___________ .Р A. broken wheat??B. lying wheatР C. harvested wheat??D. growing wheatР 50. The passage is mainly about something ___________ .Р A. that is done by living things from outer spaceР B. that cannot be solved but found all around the worldР C. that cannot be made clear or understoodР D. that is discovered and copied by the farmers