The ()<br/>took him by surprise. _____ A: suddenness B: erectness C: swiftness D: corruptness

3. The abruptness took him by surprise. A: suddenness B: erectness C: swiftness D: corruptness

The ()<br/>took him by surprise. (<br/>) A: suddenness B: erectness C: swiftness D: corruptness

They had stopped for coffee in the children’s section, when they ____ heard a loud noise. A: suddenness B: sudden C: suddenly

The lag effect of monetary policy requires monetary policy to have（ ）. A: Forward-looking B: lag C: continuity D: suddenness