根据上下文

In order to increase the compression ratio of color video,a new coding method context-based four-dimensional matrix variable length coding was proposed according to four-dimensional matrix theory.

为了进一步提高彩色视频的压缩比，根据四维矩阵理论，提出了基于上下文的四维矩阵变长编码方法。

It is rate that quanran, the cognates between Japanese and Chinese, is the most suitable word for the Chinese translation of zenzen.

对於日语的&全然&的中文语译，最适合与同形语的&全然&的情况很少，根据搭配的词句和上下文的连贯性等的主要原因有著各式各样的翻译。

Finally, the researchers 51 the children's speech at age 3, using a standardized language test. The only predictors of high scores on the test were the mother's level of education, the 52 of child care and the number of different words the father used. The researchers are 53 why the father's speech, and not the mother's, had an effect."It's well 54 that the mother's language does have an impact," said Nadya Pancsofar, the lead author of the study. It could be that the high-functioning mothers in the study had 55 had a strong influence on their children's speech development, Ms. Pancsofar said, Or it may be that mothers are 56 in a way we didn't measure in the study.

大家可以看一下这十个空五个空是考察动词的，两个空考察名词，两个空考察形容词，还有一个空考察的是副词，可见动词占了一半的比例，而且动词的考察不仅仅考察原形，这里面考察的都是过去时或者是它的ing动名词或者是进行时的一个形式，所以说大家在选择的时候一定要小心，除了根据它具体的单词的含义和上下文的内容来选择之外，还有判断这个单词的形式是不是跟我们这个空按照语法规则是吻合的，所以大家做题一定要小心。

In a barter economy it would be necessary to determine how many plates were worth one hundred weight of cotton, or how many pens should be exchanged for a ton of coal, which would be a difficult and time-consuming task.

根据原文的上下文，我们可猜测出barter economy就是&物物交换经济&，由此可知正确答案为C：货物被交换，而不是用货币。

Bull;3 The voyage began because I was terrified of Cape Horn.

bull；这种题不同于我们前面讨论的词汇语法题，仅从语言本身考虑往往解决不了问题，而是需要考虑上下文的语义关联，根据语境线索进行推断，甚至要求助与常识。

And Pharaoh spoke to Joseph, saying, Your father and your brothers have come to you.

47：5 法老对约瑟说，你父亲和你弟兄们到你这里来了。

Additionally, the approximate flattening of surface strip using lines linking midpoints on perpendicular lines between geodesic curves and the unconditional extreme value method are discussed.

提出了用测地线方程、曲面上两点间短程线来计算膜结构曲面测地线的方法，同时，采用测地线间垂线的中点连线和用无约束极值法进行空间条状曲面近似展开的分析。