【单选题】
Do you need [填空] at once?
【单选题】
I have the complacent feeling ______ I’m highly intelligent.
【单选题】
You’d better ________ to hospital at once.
【单选题】
It was required that the crops [填空] harvested at once.
【单选题】
Once a picture is proved to be a forgery, it becomes quite ___.
【单选题】
There are [填空] days in a week.
【单选题】
She usually wrote home every [填空] week.
【单选题】
A survey was carried out on the death rate of new born babies in that region,________were surprising.
【单选题】
Hardly ever _________ get a good job these days without a good education.
【单选题】
There is no use a lot without anything.