Wang Ping hesitated for ___ before he ___ to the question.
| A．sometime, replied | B．some time, replied | C．sometimes, answered | D．some time, answered |
I dislike those programs ______ viewers call in to talk about their private problems.
| A．where | B．that | C．when | D．which |
The hotel turned us down because we didn’t make reservations, but we ______ have.
| A．might | B．can | C．must | D．should |
Home-working opportunities and ______ working hours are top concerns for the working mothers.
| A．accessible | B．reliable | C．changeable | D．flexible |
Personal relationships ______ over years may be lost when we move houses.
| A．building up | B．built up | C．having built up | D．to be built up |
Someone in the crowd called out his name, but he couldn’t see ______.
| A．whose | B．who | C．where | D．which |