问题
填空题
已知直线y=kx+2-4k（k为实数），不论k为何值，直线都经过定点______．
答案
令k=1得y=x-2；
令k=2得y=2x-6．
∴y=x-2 y=2x-6
解得x=4 y=2
故答案为（4，2）．
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已知直线y=kx+2-4k（k为实数），不论k为何值，直线都经过定点______．
令k=1得y=x-2；
令k=2得y=2x-6．
∴y=x-2 y=2x-6
解得x=4 y=2
故答案为（4，2）．
| 完形填空。 | |||
| There are more than 6,000 languages in the world. English is one of 1 important languages because so many people use it, 2 in England and America, but also in other countries of the world. It is difficult to say how many people are learning it. 3 boys and girls are trying to do so. Many English children study French.French is also a very important language.Some children study German, Russian, Japanese and Chinese. Which is the best way 4 a foreign language?We know that we all learned our own language 5 when we were children. If we learn a second language 6 the same way, it won't seem so 7 . 8 does a small child hear his mother tongue(母语)? He listens to what people say, and he tries to guess what he hears. When he wants 9 , he has to ask for it, and he is using the language, thinking in it and talking in it all the time. If people use a second language 10 , they will learn it quickly. | |||
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