I will stay in the hotel          there is some news about the missing girl.

A．in case      B．in case of         C．if only             D．unless

         difficulties we may come across, we’ll help one anther to overcome them.

A．Whenever                                                  B．Whatever            

C．However                                                    D．Wherever

He bought the car for more than $ 20000,             his father was angry.

A．in which                                                    B．with which         

C．for which                                                  D．on which

There are two buildings,            stands nearly a hundred feet high.

A．the larger                                                   B．the larger of them

C．the larger one that                                       D．the larger of which

Rose was wild with joy          the result of the examination.

A．to      B．at      C．by            D．as

It’s their duty for the soldiers           our country           our enemies.

A．to prevent; from                                         B．to keep; from         

C．to protect; from                                                 D．to defend; with

When they saw they were surrounded by our troops, the enemies soldiers           .

A．gave off    B．gave up     C．gave away              D．gave in

—The cars give off a great deal of waste gas in the street.

—Yes, But I’m sure something will be done to        air pollution.

A．reduce      B．remove     C．collect             D．warn

They didn’t know how the change had         .

A．been taken place                                         B．happen               

C．come about                                                D．broke out

The opening policy has         many changes to china.

A．brought up                                                 B．brought down     

C．brought about                                             D．brought in