—Excuse me.Did you notice whether the No.108 Bus had gone by?—Not I’ve been standing here.
Many workers were organized to clear away remained of the World Trade Center.
The organization broke no rules, but ______had it acted responsibly.
A survey was carried out on the death rate of those who were infected by SARS, ________were surprising.
In recent years much more emphasis has been put______ developing the students productive skills.
_____ of water makes Death Valley a desert, but it is by no means devoid.