. ---I usually go there by train. ---Why not _______ by boat for a change.
| A．to try going | B．trying to go | C．to try and go | D．try going |
The salesman scolded the girl caught ______and let her off.
| A．to have stolen | B．to be stealing | C．to steal | D．stealing |
It was so cold that they kept the fire ________all night.
| A．to burn | B．burn | C．burning | D．burned |
Believe it or not, he was seen ______upstairs just now.
| A．to go | B．to going | C．having gone | D．go |
They knew her very well. They had seen her ____up from childhood.
| A．grow | B．grew | C．was growing | D．to grow |
Mrs. Smith warned her husband _____after drinking again and again.
| A．never to drive | B．to never drive | C．never driving | D．never drive |