问题
单项选择题
热水器的安装高度，宜满足观火孔离地距离要求为（）。
A、1000mm
B、1700mm
C、1800mm
D、1500mm
答案
参考答案：D
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热水器的安装高度，宜满足观火孔离地距离要求为（）。
A、1000mm
B、1700mm
C、1800mm
D、1500mm
参考答案：D
| 补全对话. | |
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| Kate: Hello. This is Kate. __1__ Jim: This is Jim speaking. How are you, Kate? Kate: Fine, thanks. And you? Jim: I'm fine, too, thanks. How's the weather in Beijing? Kate: __2__ I'm afraid I can't go out today. How's the weather in Australia? Jim: __3__ It's a beautiful and warm day. Kate: __4__ Jim: I'm lying on the beach with my friends. __5__ Kate: I have to stay at home and watch TV. |