为什么这句话前read要加ing?reading books is a good for

为什么这句话前read要加ing?reading books is a good for he thinks reading is interesting 为什么read要加ing? He often lies in bed reading books.这句话中的“read”为什么+ing? 请问right to left reading order这句话中,read为什么要加-ing.right to lef 为什么要make reading,为什么read要加ing? I like reading为什么read要加ing He likes reading.这里read为什么要加ing? he likes reading .为什么read要加Ing? reading in the sun is bad for your eyes.中read为何加ing Walking is good中Walk为什么要加ing呢还有就是It is a fine day for walkin It is a good way to success that reading good books,这句话得语法对不 ing加法的 急drinking enough water is a good habit 为什么要加ING drink