题目内容
—China develops so fast.
— That’s true. It ______ a lot already.
| A．changes | B．changed | C．will change. | D．has changed. |
D
解析试题分析：本题表示的含义是中国从过去到现在已经发生了很大的改变，还将继续改变，表示的是一个过程，故本题用现在完成时，结构为have或has+过去分词，故本题选C。
考点：现在完成时的使用。
点评：在英文中表示过去发生的事一直持续到现在，还可能继续持续下去，表示的是一个过程通常用现在完成时来表示，如I have lived here for ten years。注意此种时态在不同句子中的使用。
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