At 4, but I have to leave by 3:00 to get there on time.
四点,不过我三点必须离开,才能准时到那里。
A staff is quickly found to beat a dog with.
欲加之罪,何患无辞。
After all, all living creatures live by feeding on something else, whether it be plant or animal, dead or alive, and it is only by chance that such a fate is avoided.