The role of the architect, though changing, _____ been central ...

[ Grammar ]

The role of the architect, though changing, _____ been central to the successful and sometimes less than successful design and implementation of pleasingly built environments in which people live.

A. has

B. have

Select your answer:
A B C D E

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Choose the correct option. They ________ to the concert last night.

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B. don’t go

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First, I will talk to the director. Then, I will take a decision.

A. I won’t take a decision until I talk to the director.

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