When and where this took place_________still unknown.
| A．are | B．were | C．is | D．has |
Sometimes we are asked ______ we think the likely result of an action will be.
| A．that | B．what | C．which | D．whether |
It was only in 1997 J. K. Rowling completed the first Harry Potter story, _______ was also known as Harry Potter and the Sorcerer’s Stone.
| A．that; that | B．that; which | C．when; that | D．when; which |
I haven’t got ____ nails to mend the cupboard. I need another three.
| A．enough big | B．big enough | C．much bigger | D．many enough |
The food was good, _______ he had little appetite (食欲).
| A．so | B．otherwise | C．however | D．but |
After the military parade(阅兵) at the Tian’anmen Square, the soldiers and the equipment returned _____ they belong.
| A．the place | B．where | C．there | D．what |