The new research center will be set up was a wasteland 20 year ago.
| A．in what | B．where | C．in which | D．there |
—Can we get everything ready by the weekend?
—It all depends on ______ we can get Mr. Green’s co-operation.
| A．that | B．what | C．whether | D．if |
—Would you tell me__________you want your tea , with sugar or milk ?
—Sugar , please .
| A．whether | B．when | C．what | D．how |
He seems too tired today, and I wonder__________ he got a good sleep last night.
| A．when | B．that | C．if | D．where |
________ people with mental－health problems want most of all is a more equal and open working culture.
| A．That | B．What | C．When | D．All what |
The traveler lost his way in the woods, and ________made things worse was that it was getting dark.
| A．that | B．what | C．which | D．as |