Failure is the mother of success. ______ your courage and you’ll succeed.
| A．Keep off | B．Keep out | C．Keep up | D．Keep on |
He told me the news ____ the Queen would visit China the next month.
| A．that | B．which | C．when | D．when |
They lost their way in the forest and _____ made matters worse was that night began to fall.
| A．that | B．this | C．what | D．which |
I remember_______ this used to be a quiet village.
| A．how | B．when | C．where | D．what |
He made a promise_______ he would help me.
| A．what | B．when | C．that | D．which |
The problem is_______ he has enough time.
| A．if | B．whether | C．/ | D．that |