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更多“invention（）”相关的问题
A.网络中，个人隐私容易被侵犯
B.互联网改变了世界，推动了社会进步
C.网络让我们日常生活中的信息传递和交流变得方便迅捷
D.沉迷于网络，影响学习、工作和生活
It was (him) who did all the work (on) the invention, but somebody (else) got (all the credit).
A．him
B．on
C．else
D．all the credit
The new invention is to make our daily life easier, ______it more difficult.
A．not to make
B．not make
C．not making
D．do not make
A．He is remembered
B．To remember
C．While remembering
D．Though remembered
They asked to find out the real ______ of the machine.
A: invent
B: invention
C: inventor
D: inventing
Why does the author say that nothing was wasted before the invention of fridges？
A．People would not buy more food than was necessary.
B．Food was delivered to people two or three times a week.
C．Food was sold fresh and did not get rotten easily.
D．People had effective ways to preserve their food.
