Nobody knows the man killed in the accident, so it is difficult for the police to find out his _____.
| A．identity | B．height | C．weight | D．thought |
My uncle lives ____ 105 Huanghe Street. His room is ____ the fifth floor.
| A．at;on | B．at;at | C．on;in | D．of;to |
My father was disappointed ____ the news.
| A．by | B．about | C．at | D．on |
His teacher was angry ____ him ____ his being late.
| A．at,with | B．at,for | C．with,for | D．with,about |
She felt disappointed when she found out they had gone swimming____ her.
| A．but | B．except | C．except for | D．without |
We left Xi' an _.___ a very hot summer afternoon.
| A．on | B．in | C．during | D．by |