你叫李平，是英语系学生会主席。写一封信给王教授，请他做一个有关中国历史的报告。注意信中要包括目的、时间、日期和地点。On behalf of the Student Union of the English Department， I am writing to invite you to give a lecture on Chinese history.
作文地带核心提示： （A）Fire can help people in many ways. Fire can heat water， （1）____ your house， give light and cook food. But fire can bu （A） Fire can help people in many ways. Fire can heat water， （1）____ your house， give light and cook food. But fire can burn
作文地带核心提示： It is interesting how NASA（美国航天管理局）chose their astronauts for landing them on the moon. They chose men 1 the age It is interesting how NASA（美国航天管理局）chose their astronauts for landing them on the moon. They chose men 1 the age of twenty and thi
