điền những từ thích hợp vào chỗ chống:
Some ________ study space. They look for _______ made by the stars. Sometimes ________ fall from other planets and fly through space. These rocks are called _______. A big one ______ on planets _______ 65 millionn years ago. Some people think this is why the dinosaurs ______. Scientists have found dinosaur skeletons, But have't found any dinosaur _____.
Earth fall/fell rock asteroid skin pattern scientist disappear
bạn có thể vào google dịch nhé