问题
填空题
热水压力为（）BAr。
答案
参考答案：3—4.5
搜题请搜索小程序“爱下问搜题”
热水压力为（）BAr。
参考答案：3—4.5
| 用方框中所给词的适当形式填空。 | |
 n apartment building in Kelly's neighborhood _____ fire.2. When the ambulances were coming, there were a  lot of people _____ the fire.3. It's a good way to wear a helmet _____ smoke and fire. 4. The big fire hadn't _____ by the end of this week. 5. The firemen were busy _____ the fire. 6. Some of people were _____ fire with water. |