---Look! He’s running so fast!---Hard to ________ his legs were once broken.
Most people advise that students’ heavy burden __________.
The _______ scene in the earthquake-stricken area made some people _______ .
The earliest influences upon children will have the strongest effects ________their future.
Our headmaster spoke at the parents meeting for one hour without ________ his notes.
I ate __________ sandwich while I was waiting for _______ 20:08 train.