time to go to sleep

time to go to sleep Is time to go to sleep so goodnight time to go to sleep 这么说对么? go off to sleep go to sleep 造句 go to sleep for It's time ------ a:to bed b:for go to sleep c:to asleep d:fo I go to sleep tired go to sleep /bed 区别 When I go to sleep It's time to go to sleep see you afternoon是什么意思?语法正确么? It's time to go to sleep用“for”的形式改写