雨水排水系统的主要组成部分有哪些?
参考答案:
雨水排水系统主要由房屋的雨水管道和设备;街坊或厂区的雨水管道;街道雨水管道系统;雨水排水泵站;排入水体的出水口。
根据所给汉语写出正确的单词
小题1:You will ________ (吸引) by its beautiful design.
小题2:You can experience its _____(美) and greatness through climbing it step by step.
小题3:Beijing is in _________ (北方) China.
小题4:The Great Wall is __________ (令人吃惊).
小题5:Although there’s still a long way to go. We must ______ (继续) to the end.
小题6:Please write a guide to an ______ (亚洲) country for the American exchange students.
小题7:I’d like to go on holiday in __________ (泰国).
小题8:It is one of the ___________ (奇迹) of the world.
小题9:It _________ (位于) on the two sides of the River Li.
小题10:You can ride around the city __________ (安全).
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