PETS

短文改错：

A language is always changed. In a society 　56._________

which life continues year after year without obvious changes, 57._________

even the change doesn’t change much, too. The earliest known 　58._________

languages have difficult grammar but a small limit vocabulary(词汇). 　59._________

Over the centuries, the grammar changed and the vocabulary grown. 　60._________

For an example, the English and Spanish who 61._________

came to America during the 16th and the 17th century 　62._________

gave the name to all the plants and animals. 　63._________

In this way, hundreds new words and expressions 　64._________

and idioms introduced into English and Spanish vocabularies. 　65._________

keys:

56. changed → changing 57. which → in which (where) 58. too → either

59. limit → limited 60. grown → grew 61. 去掉 an 62. 正确

63. name → names 64. new → of new 65. introduced → were introduced

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