the best time + to do 还是 doing
the best time + to do 还是 doing
try my best to do 还是doing
try sb best to do 还是doing
the best way to do sth is后加doing还是to do?
have enough time to do 还是doing
have time to do还是doing
have +adj+ time+doing还是to do
the best time to do 翻译
the best way 后接什么?是to do还是doing?
waste time to do sth还是waste time doing sth?
make the good use of the time to do还是doing
it's time for class,the students stop( ),to do 还是doing