.Her explanation to the question made all of us ________ .
| A．to confuse | B．confusing | C．confuse | D．confused |
Is this school _____ you visited last year?
| A．where | B．that | C．the one | D．which |
The Great wall is the only one of the buildings on the earth_____ seen from the moon.
| A．which is | B．which are | C．that are | D．that is |
Is there anything ________ I can do for you?
| A．which | B．who | C．that | D．whom |
This is the first American film _______ I have ever seen.
| A．where | B．which | C．who | D．that |
Guilin is a city _______ has a history of more than 2,000 years.
| A．where | B．which | C．who | D．whom |