| 语法填空。 读下面短文，照句子结构的语法性和上下文连贯的要求，空格处填入一个适当的词或使用 括号中词语的正确形式填空。 |
| If you struggle against figures, maybe you were born that way, research has suggested. Being good at mathematics may be entirely pre-destined-you either have it 1 you don't. And those who find 2 difficult to add up the number shouldn't feel too hopeless-mathematical talent does not appear to be linked to all-round intelligence. Previous research has indicated that "number sense" is 3 (base) to humans. We use it to estimate such things as 4 number of seats in a cinema or crowd sizes. U.S. psychologists at Johns Hopkins University in Baltimore made their finding after testing children too young to have been taught mathematics. During the study, 200 four-year-olds 5 (study) in terms of number senses, calculation skills and vocabulary. The verbal test was done for the reason 6 language and maths abilities are thought to be 7 (close) linked through general intelligence. "Unlike 8 previous studies proved, this one shows that the link 9 number sense and maths ability is already present before the beginning of formal maths instruction. One of the most important questions is whether we can train a child's number sense 10 (improve) his future maths ability." |