Samuel Clemens，______ Mark Twain, wrote many popular stories.
| A．was known as | B．known as |
| C．was known for | D．known for |
They stayed with me three weeks, ____ they drank all the wine I had.
| A．which | B．which time | C．during which time | D．during which |
The room ____ Mr White lives is not very large.
| A．that | B．which | C．where | D．when |
Don’t forget the day ____ you were received into the Youth League.
| A．when | B．that | C．at which | D．where |
I’ve finished writing the novel, ____ is to be published next month.
| A．that | B．what | C．which | D．when |
He returned home safe and sound after a fierce battle, ____ was unexpected.
| A．which | B．as | C．that | D．it |