—Sorry, I’m late for work.
—Is that ________ you got stuck in a traffic jam again?
| A．why | B．how | C．because | D．when |
That's the new machine ________ parts are too small to be seen.
| A．that | B．which | C．whose | D．what |
The prize will go to the writer ________ story shows the most imagination.
| A．that | B．which | C．whose | D．what |
The old temple ________ roof was damaged in a storm is now under repair.(2010·陕西)
| A．where | B．which | C．its | D．whose |
I wish to thank Professor Smith，without ________ help I would never have got this far.(2012·天津)
| A．who | B．whose | C．whom | D．which |
They've won their last three matches，________ I find a bit surprising actually.
| A．that | B．when | C．what | D．which |