... Sputnik 2 was _______. a. Constantin Chelkovsky, a Russian teacher b. Robert Goddard, an American teacher c. Lika, a dog d. Robert Goddard, a German student 38. What was Sputnik 2 like? ĐỀ THI THỬ ... suitable word. Men have been (26 ) _______ in the stars ever since they first looked (27 ) _______ into the sky. Some of these stars may have their (28 ) _______ planets. If (29 ) _______ is so, we can ... (special) 20 . There is no special medicine for AIDS. It has been _______ up to now. (treat) 21 . In _______, I would like to say a few words about future prospects. (conclude) 22 . A free _______...