物业设备设施更新与技术改造工程就是为使其技术性能得到提高改善，但会提高年使用维修成本而进行的更新改造。
参考答案：错
用所给词的正确形式填空。
1. Let's (put) the letter in the envelope.
2. They are (fly) kites in the park.
3. Danny is (write) a letter for his friends.
4. She (want) to go shopping.
5. They (have) fun yesterday.
图式是对一类范畴的特征所形成的一种定格的抽象表征。
