是be reluctant to do还是be reluctantly to do?
to be reluctant;be unwilling to do
Be reluctant to leave
be worth to do还是be worthy to do
是must be to do还是must be doing
是be better do 还是better to do .
to do 还是 to be done
是be up to sb to do还是doing?
是be eager to 还是 eager to do sth
be better do还是be better to do
be made to do 正确还是be make do正确
be intended to do 主语是人还是物,还有intend to do 和 be intended to do
be kind to do sth还是be kind to sb?