77.里根被选为美国第三十二任总统。
Reagan was e as the thirty-second President of the United States.
76.昨天我因迟到向会议主席道歉。
I a to the chairman for being late yesterday.
75.史密斯教授推荐的那些参考书你都读了吗?
Have you read all the reference books r by Professor Smith?
74.人类应该学会与大自然和谐相处。
Mankind should learn to live in h with nature.
73.他通过投资房地产积累了大量的财富。
He has a a big fortune by investing in real estate.
72.参观北大校园是我们这次旅行最精彩的部分。
Visiting the campus of Beijing University was the h of our journey.
根据所给汉语句子,写出下列英语句子空白处所缺单词的正确形式。(每空一词)
71.众所周知,刘翔是一名杰出的运动员。
As we all know, Liu Xiang is an o athlete.