With so much water being used in the bathroom,it is no that more environmentally friendly technologies have e out to make better use of water resources.
A. surprise
B. need
C. question
D. doubt
网友回答
A. surprise
B. need
C. question
D. doubt
解析： 考查一些固定句式在特定语境中的应用。句意为：由于厕所用水过多，出现多种旨在充分利用水资源的环保技术也就不足为奇了。It’s no surprise that...……是不足为奇的；There is no need to do sth.没有必要做某事；There is no question that...和There is no doubt that...毫无疑问。结合语境可知，应选surprise。