Frankly speaking, ________ of them knew what the other was doing that morning.
| A．none | B．neither | C．some | D．all |
She showed the visitors around the museum, the construction _____had taken more than three years.
| A．for which | B．with which | C．of which | D．to which |
Between the two parts of the concert is an interval, __________ the audience can buy ice-cream.
| A．when | B．where | C．that | D．which |
It was April 29,2001 ____ Prince William and Kate Middleton walked into the palace hall of the wedding ceremony.
| A．that | B．when | C．since | D．berore |
She has a gift for creating an atmosphere for her students ____ allows them to communicate freely with each other.
| A．which | B．where | C．what | D．who |
Mary was much kinder to Jack than she was to the others,, of course, made all the others upset.
| A．who | B．which | C．what | D．that |