Choose the answer among A, B, C, D to complete each of the sentences below:
When it was built, the Great Pyramid was 147 meters high on a ______ of 230 meters square.
A.basic
B.base
C.basin
D.basement

Choose the answer among A, B, C, D to complete each of the sentences below:
It’s important for the developed countries to reduce energy _______ as much as possible.
A.destruction
B.waste
C.exhaustion
D.consumption

Choose the answer among A, B, C, D to complete each of the sentences below:
The football match was so dull that most of the _____ left at half-time.
A.audiences
B.attendants
C.participants
D.spectators

Choose the answer among A, B, C, D to complete each of the sentences below:
Rosa and Luis are happy to be ________ for their golden anniversary.
A.thorough
B.about
C.around
D.together

Choose the answer among A, B, C, D to complete each of the sentences below:
Sputnik was the first ______ satellite made by the USSR.
A.artificial
B.manned
C.live
D.natural

Choose the answer among A, B, C, D to complete each of the sentences below:
This multi-sport event is an occasion when friendship and _____ are built and promoted.
A.knowledge
B.solidarity
C.effort
D.enthusiasm

Choose the answer among A, B, C, D to complete each of the sentences below:
He's been teaching music for years, but he hasn't any _______.
A.examinations
B.experience
C.qualifications
D.experiences

Choose the answer among A, B, C, D to complete each of the sentences below:
They give care and comfort ______ disadvantaged children.
A.on
B.at
C.to
D.for

Choose the answer among A, B, C, D to complete each of the sentences below:
If you want to send a document and do not want to lose, its original shape, our _____ service will help you.
A.facsimile
B.postal
C.messenger call
D.express mail

Choose the answer among A, B, C, D to complete each of the sentences below:
The contestants are eliminated one by one until the last _______ in a head-to-head contest.
A.enter
B.support
C.compete
D.sponsor