There is no possibility, I guess,________ our exam will be put off.
| A．what | B．Which | C．that | D．whether |
It is still under discussion ________ the old bus station should be replaced with a modern hotel or not.
| A．whether | B．when | C．which | D．where |
The limits of a person's intelligence，generally speaking，are fixed at birth，but ________ he reaches these limits will depend on his environment.(2011·安徽)
| A．where | B．whether | C．that | D．why |
We've offered her the job，but I don't know ________ she'll accept it.(2011·山东)
| A．where | B．what | C．whether | D．which |
It doesn't matter ________ you pay by cash or credit card in this store.(2012·山东 )
| A．how | B．whether | C．what | D．why |
Believe it or not，I'm sure that is ________ people call the six sense.
| A．when | B．what | C．which | D．why |