是sleep for an hour 还是 sleeping for an hour
是sleep for an hour 还是 sleeping for an hour
for an hour
since 还是 for an hour ago
After lunch,I sleep for an hour ( ) (one)
i danced for an hour.
哪个对,为什么?stay the park for an hour还是stay for the park an hour
They talked for an hour yesterday talked是谓语 for an hour是时间状语
是half hour还是half an hour?
for an hour 和an hour有什么不同.
I can stay an hour.还是I can stay for an hour?
a hour 还是 an hour?
a hour 还是 an hour