Nobody helped me. I finished it by _________.

He _____ in his English Test Paper. His teacher was very angry with him.

The Qingming Festival which is also called______Pure Brightness Festival, falls on April 5 every year, it is______time-honored tradition(悠久的传统) for the Chinese to honor their ancestors.

Don′t stop working _____ twelve. [ ]

The little boy is very brave. He ______ through the jungle with us last week.