Mr. Bush is on time for everything. How ____ it be that he was late for the important meeting?
| A．can | B．should | C．may | D．must |
The singer is always very ______ to the reaction of the audience when she gives a performance.
| A．sentimental | B．positive |
| C．sensible | D．sensitive |
---Who do you think is to blame for the boy’s behavior, Mary or her parents?
--- We all think it is Mary as well as her parents that ______ for their son’s bad performance at school.
| A．are to blame | B．is to be blamed |
| C．are to be blamed | D．is to blame |
Children under six are not _____ to school except those of extraordinary intelligence.
| A．permitting | B．accepted |
| C．admitted | D．received |
She is in a poor _______ of health, which worries her mother a lot.
| A．position | B．situation |
| C．case | D．state |
I really don’t know ______ I had my wallet stolen.
| A．when was it that | B．that it was when |
| C．where it was that | D．it was where that |