Our class is made up of 54 students, _____ are girls.
| A．of which two-fifths | B．of whom two-fifths |
| C．two-fifth of which | D．two-fifth of whom |
One-room schoolhouses can still be found in _____ areas where there are no other schools for many miles.
| A．disposed | B．deserted | C．isolated | D．abandoned |
If you put too many potatoes in that paper-bag it will _____.
| A．fail | B．explode | C．crack | D．burst |
The shop-assistant was straight with his customers. If an article was of _____ quality, he'd tell them so.
| A．humble | B．minor | C．inferior | D．awkward |
Violent programs on television may have a bad _____ on children.
| A．affection | B．pressure | C．influence | D．control |
Maria is a _____ person and never makes any unreasonable demands.
| A．sensitive | B．sensible | C．obedient | D．jealous |