问题
单项选择题
It's terribly hot in the office; we're going to have an air-conditioner ______ tomorrow.
A．to install
B．install
C．to be installed
D．installed
答案
参考答案：D
解析：[分析] 固定搭配to have sth. done 表示“由别人做某事”，例：I want to have my hair cut. 我想理个发 (强调是由别人为自己理)。本句意为：办公室太热了，我们打算安个空调(此处指是由别人来安)。因此D为答案。