集合行为是指一种人数众多的、自发的、非理性的、无组织的且行为者相互依赖、相互影响的行为。下列不

How soon will the man get to the bus stop？

A．About one hour.

B．About half an hour.

C．About one hour and a half.

He hurried to the bus stop, ______ the last bus had already left.

A．only finding

B．only having found

C．only to find

D．only to have found

Yesterday, I arrived at the bus stop so late that I ______ missed the last bus.

A．only

B．fairly

C．solely

D．narrowly

How often should the bus come to their stop？

A．Every twenty minutes.

B．Every half an hour.

C．Once a day.

How often should the bus come to their stop？

A．Every twenty minutes.

B．Every half an hour.

C．Once a day.

How often should the bus come to their stop？

A．Every twenty minutes.

B．Every half an hour.

C．Once a day.

How often should the bus come to their stop？

A．Every twenty minutes.

B．Every half an hour.

C．Once a day.

How often should the bus come to their stop？

A．Every twenty minutes.

B．Every half an hour.

C．Once a day.

Mr. Green saw the old man ______

A．in the strue

B．in the park

C．at the bus stop

It was a very cold night and we stood______at the bus stop, waiting for the last bus.

A．shivering

B．trembling

C．shaking

D．vibrating