如何垂直和水平排列一些图像

In my app i have 10 images ,I arranged two images as row wise using linear layout,I want to arrange remaining images row wise (group of two images)under the first row.I tried this code ,I dont know how to arrange the remaining images under first row,i also want to add scroll view for the same ,is it possible to add a single scroll view for all linear layouts?.I tried but code is not working.Can anybody help me?I am new to android layouts.In my app i have 10 images ,I arranged two imag