About one fourth of the families in the city have private cars and this number _____ to double in five years.
| A．is expecting | B．has expected | C．is expected | D．will expect |
It has seemed unusually cold recently but experts say it’s _______for this time of year
| A．common | B．ordinary | C．normal | D．formal |
——How come a simple meal like this costs so much?
——We have ____ in your bill the cost of the cup you broke just now.
| A．asked | B．included | C．contained | D．charged |
The book states that the other two areas_______the two varieties of English differ are spelling and pronunciation .
| A．which | B．that | C．in which | D．from which |
In that hospital under no circumstances any member of staff___socialize with the patients .
| A．may | B．must | C．can | D．Should |
——Excuse me, Professor Smith, I was wondering if I could leave a quarter earlier today.
——____.
| A．Nothing the matter. | B．Sure, go ahead | C．Oh, why not? | D．No trouble at all |