面对国家最高科学技术奖的荣誉,程开甲院士说:“我只是代表,功劳是大家的。我们的核试验,是研究所、基地所有参加者,有名的、无名的英雄在弯弯曲曲的道路上一步一个脚印去完成的。”这告诉我们①集体的发展离不开每个成员的努力 ②理想的实现需要艰苦奋斗、脚踏实地 ③只要合作,事业就一定能成功 ④在高科技领域只有合作,没有竞争
May 12, 2008 , a terrible earthquake happened in Wenchuan . Lots of buildings __________ , and many students lost their lives .
—Where were you at eleven o’clock this morning? —I ________ beef with my father at home at that time.
—Would you mind _____ your school things on the bed ? —Sorry. I won’t do it again .
—Hello, Bob! I’m going to the zoo tomorrow. Could I ______ your camera?—Sorry, I ______ it to Peter this morning .
Be careful . You _______ cross the road when the traffic light is red . The traffic is heavy at this time of day .