________ about wild plants that they decided to make a trip to Madagascar for further research.
| A．So curious the couple were |
| B．So curious were the couple |
| C．How curious the couple were |
| D．The couple were such curious |
She admitted _________ a story to explain the reason why she was late.
| A．to have made up | B．having told | C．to have told | D．having made up |
Mr Holmes called at many schools_________he lived to ask them to accept his son,but he was refused everywhere for being a black.
| A．where | B．around where | C．near which | D．which |
Hank lives in the southern part of London,_________is the capital of England.
| A．where | B．which | C．that | D．there |
The girl on the bus began to sing a pop song and soon all the others_________.
| A．joined | B．joined in | C．attended | D．took part in |
.The new building is_________to be completed before the end of this year.
| A．hoped | B．demanded | C．agreed | D．said |