Our neighbor has ________ ours.
A．as a big house as B．as big a house as
C．the same big house as D．a house the same big as
________on a clear day，far from the city crowds，the mountains give him a sense of peace.
A．Walked B．To walk
C．Having walked D．When he is walking
Drive ________until you come to the small town，which lies about 100 kilometers ________ London.
A．north; to the east B．north; east of
C．to north; east of D．to north; in the east
—What's that terrible noise?
—The neighbors ________ for a party.
A．have prepared B．are preparing
C．prepare D．will prepare
Every possible means ________ to prevent the air pollution，but the sky is still not very clear.
A．were using B．have used
C．has been used D．was used
I invited Joe and Linda to dinner，but ________ of them came.
A．neither B．either C．none D．both
