Right now you may not know how relevant English learning is _________ your future.
| A．to | B．towards | C．in | D．through |
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 |
_______ the sports meet will be held depends on the weather.
| A．Whenever | B．If | C．Whether | D．That |