【题目】It is ________ tradition for people in this country to pay in________cash when buying things.
A.the；/
B.a；/
C.；/the
D.a；the

A. Repair her car.B. Give her a ride.C. Pick up her aunt.

【题目】—Did you make________breakthrough in the project?
—No.On________contrary，we stopped because of lack of money.
A.the；/
B.the；the
C.a；the
D.a；/

【题目】What on ____ earth are you doing under such ___ burning sun? Go indoors.
A.the; the
B.an; a
C./; /
D./; a

A. Find a place.B. Buy a map.C. Get an address.

【题目】I don't know who invented ________ telephone. It's really ________ most useful invention.
A.the; a
B./; a
C.a; the
D./; the

【题目】Dr. Peter Spence, headmaster of the school, told us, "fifth of pupils here go on to study at Oxford and Cambridge."
A.不填；A
B.不填；The
C.the; The
D.a; A

A. whichB. how

C. thatD. what