---What do you think of the old couple?
-----It was an act of _____that they distributed food among the homeless.
| A． hardship | B． psychology | C． routine | D．mercy |
__________is no possibility __________Bob can win the first prize in the match.
| A．There；that | B．It；that |
| C．There；whether | D．It；whether |
The police recommended parents __________their children under 12 to ride to school for safety.
| A．not allow | B．do not allow |
| C．mustn’t allow | D．couldn’t allow |
----I wonder why Jane looks worried today.
----I’m not sure, but she a small accident driving here.
| A．could have | B．might have |
| C．might have had | D．should have had |
We tried ______ to persuade him to stay home, but at last, he went to the construction site despite his bad illness.
| A．in case | B．in vain |
| C．in fact | D．in addition |
Never before ____ in greater need of modern public transport than it is today.
| A．has this city been | B．this city has been |
| C．was this city | D．this city was |