be good at后面接do还是doing?

be good at 后面是接do还是doing be good at后面接do还是doing? be good at do well in 这两个后面是加do 还是 doing be good at+do 还是doing 问下各位,be good at 后面加doing 还是do be good at to do还是be good at doing还是be goodat do be good at后面动词原形还是加ING? be good at 后面加名词还是动词 be good at to do sth 还是 be good at doing sth be good at的后面接动词原形吗 be good at 后面接动词什么形式 good at后面加动词什么形式?do ; to do还是doing 是be not good at doing sth还是be not good at do sth只要说得正确就行 do well in后面的动词要不要加ing be good at呢? be good at 后面跟什么 be good at do well in 造句, What do you be good at? be good at,为什么后面要加at