问题
选择题
The river have ________, so they will have to spend much money irrigating(灌溉) the crops.
A．gone up
B．built up
C．broken up
D．dried up
答案
答案：D
题目分析:句意：河流已经干涸了，所以他们将不得不花钱去灌溉庄稼。go up上升；build up积聚；break up分解；dry up 干枯。根据so后面的结果判断选D。