While the police have already done a lot of investigation, much evidence ___ __.
| A．is remaining to be confirmed | B．remained to be confirmed |
| C．is remained to be confirmed | D．remains to be confirmed |
It was _______ I had time to speak that he rang off.
| A．after | B．when | C．before | D．until |
The thief was caught by some customers and _______ to the police.
| A．handed over | B．handed in | C．handed out | D．handed down |
— What is Tom like?
— He is polite and _______ to the old.
| A．respected | B．respectable | C．respecting | D．respectful |
Half of the medical supplies have already been _______ to the victims of the earthquake.
| A．separated | B．divided | C．allocated | D．allowed |
The police are questioning the young man _______ murdering that old man.
| A．suspected | B．suspected of | C．doubted | D．doubted of |