Although ________ after the Civil War, the American blacks still took no important role in the white Americans except as servants and laborers.
| A．no longer being slaves | B．were no longer slaves |
| C．no longer slaves | D．no longer been slaves |
The old man died ____ cold ____ a cold night.
| A．from; at | B．of;in | C．of;on | D．for; during |
The trees ____ front of the house are ____ the charge of Old Li.
| A．in; in | B．at; in | C．in; by | D．from; in |
- Do you go there ____ bus? - No, we go there ____ a train.
| A．in; on | B．on;on | C．by;in | D．by; with |
In Hangzhou Mr Green was so struck ____ the beauty of nature that he stayed ____ another night.
| A．at;on | B．with;at | C．for;in | D．by;for |
He is running ____ the wind towards the east of the station ____ Tom is running ____ the right.
| A．down; and; on | B．against; while; on | C．for;with;in | D．with; while; to |