1.到本学期末,他们将学完30门课程1 k! p' _9 @% [ j) w
They will finish 30 courses at the end of this term
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" h9 ]# J2 `5 |" |' x2.在20世纪四十年代,IBM设计出了第一代电子计算机# S8 s1 |6 N9 p* O# U* _/ ] X: w
In 1940s, the first generation of computer was designed by IBM." C4 M4 G7 M* w7 q7 Y5 E4 ~
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3.我们之前做过那个实验! r b* a. k, p# ^" x4 [
We have done this experiment before.
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% p9 ], J6 f0 D2 R: l4.早在十九世纪二十年代,人们就认识到这一现象非常有用
( {3 H7 b- f7 xpeople had found that this phenomenon was useful dating to the 1820s$ O2 ?! M. f$ V) n$ O9 v
3 g& W7 p+ q: e z5.如今,计算机在各个领域广泛应用, i' J3 ^& b Y% { ]% p6 G
Today, computer is used in various fields.6 K' [% I3 y: L3 y/ m& S$ {7 A. S
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6.Experience more than sufficiently teaches that men govern nothing with more difficulty than their tongues.
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