关于+doing sth.; +to do sth.; +do sth.
关于+doing sth.; +to do sth.; +do sth.
use sth doing sth还是use sth to do sth
plan+to do sth.还是doing sth.还是 do sth.
关于like doing sth和like to do sth.
关于love to do sth.= love doing sth.
mean to do sth/ mean doing sth
expect to do sth还是doing sth?
mind doing sth还是 to do sth
"to do sth" fighting "doing sth"
consider doing sth consider to do sth
promise to do sth,permit doing sth?
learn+to do sth 还是 doing sth