The police officers in our city work hard __________ the rest of us can live a safe life.
| A．in case | B．as if |
| C．in order that | D．only if |
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 |
The teacher is busy ____ correcting papers.
| A．for | B．in | C．on | D．of |