What the boy enjoys _____ to have a room of his own.
| A．being | B．to be |
| C．is | D．are |
She is one of the few girls who _____ in the kindergarten.
| A．is well paid | B．are well paid | C．is paying well | D．are paying well |
Every means _____ prevent the water from _____.
| A．are used to; polluting | B．will be used to; polluting |
| C．is used to; polluted | D．is used to; being polluted |
Not only I but also Jane and Mary ____ tired of having one examination after another.
| A．is | B．are | C．am | D．be |
Nobody but us _____ the secret.
| A．know | B．knows | C．have known | D．is known |
_____ of the land in that district _______ covered with trees and grass.
| A．Two fifth; is | B．Two fifth; are | C．Two fifths; is | D．Two fifths; are |