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【单选题】
She when she was five years old. [ ]A.
learn to play the piano
B.
learned to play piano
C.
learned playing piano
D.
learned to play the piano
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举一反三
【简答题】写作。 以“My study”为题目，写一个小短文。
【简答题】请写出一个比 - 22 5 小的整数______．
【简答题】It may take years to build up a good name, while it may only need a moment to _____ it.
【简答题】数字量输入接口中,三态门缓冲器 74LS244 ,用来取得设备的输入状态信息,可同时输入 8 个开关状态。简述工作原理。
【简答题】It may take years for the ship to be ()to its former glory. A. removed B. returned C. recovered D. restored
【单选题】Some scientists think that it may take ______ years to make robots look like people, and do the same things as us. [ ]
A.
hundreds of
B.
two hundreds of
C.
two hundreds
D.
two hundred of
【单选题】Some scientists think that it may take ______ years to make robots look like people, and do the same things as us.
A.
hundreds of
B.
two hundreds of
C.
two hundreds
D.
hundreds
【单选题】Some scientists think that it may take ____ years to make robots walk.
A.
hundreds of
B.
two hundreds of
C.
two hundreds
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