We love to have our grandchildren visit, but they always leave such a ________for us to clean up afterwards.
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Einstein’s job as a professor of physics enables him to publish five important papers in 1905.
A. 对
B. 错
In his theory of quantum mechanics, Einstein proposed that space and time were threads in a common fabric.
A. 对
B. 错
Einstein came from the same place where Newton grew up.
A. 对
B. 错
According to Peter Galison, if Einstein hadn’t been born, his 1905 papers would eventually have been written in some form of others.
A. 对
B. 错