If _____ carefully, the experiment will be successful.

With her long beautiful hair gone _______ would be no use for the combs.

This is my good friend(朋友).—________ name is Tony.

We have ________ vegetables, so we have to go and buy some this afternoon.

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.