A group of children are looking into the box, ____ about what can be inside.
In buses, all of us _________ thieves.
In the near future, China will increase supply of smaller houses, to help low-income families to buy houses of their own.
All the parents in Mianyang admire Nanshan Middle School the teachers are treating their students like friends.
People in Nome all had diphtheria, a disease that spreads very fast. If ________, it would produce a powerful poison that would kill the patient.
—Was the label ________your luggage? — No,it wasn’t.