A. Radiation from the sun. B. Radiation from the Van Allen Belts. C. Radiation from the meteors. D. Both A andB. 参考答案:D 答案解析:[听力原文]14-16 Not long ago it was assumed that the dangers man would meet in space would be ter
A. “举报形式”栏一般应填写口头、电话、书信、传真、电子邮件等方式 B. 若案情复杂,应请举报人递交书面举报材料,并要求其作人证 C. 如举报人不愿留下姓名或要求保密,应如实填写在“举报人有关情况”栏中 D. “接待人意见”、“领导意见”栏,除了填写清楚意见外,提出意见人还应当签名,并注明日期 参考答案:B