6. Kovac Industries' annual meeting _______ shareholders will be held on Wednesday, April 23.
A. from B. for C. to D. into
7. A revised policy for returns and exchanges at Gooodwin supermarkets ____ on August 1.
A. will be implemented B. to implement
C. implement D. are implementing
8. He has made a discovery, ______ of great importance to the progress of science and technology.
A. of which I think it is B. which I think is
C. which I think it is D. I think which is
9. It is of high importance that you ______ at the airport on time.
A. arrive B. are to arrive
C. must arrive D. need to arrive
10. We will support any opportunity for the railways ______ back into public ownership.
A. be bought B. to be bought
C. buying D. be buying
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