A:且焉置土石?
B:何陋之有?
C:何以为计?
D:指通豫南,达于汉阴,可乎?
如图,在Rt△ABC内画有边长为9,6,x的三个正方形,则x的值为( )
解方程:(x+1)(x﹣3)=﹣1.
The girl likes eggs, but she doesn't like ________.