题目内容

3. He has helped my buyers to find the prodects _________ are right for them.

A. what
B. who
C. that
D. when

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4. Many elderly people are no longer _________ by their families but are put in care homes.

A. looked after
B. looked on
C. looked for
D. looked over

5. We are confident that by the end of this year, we _________ an effective madicine for the disease.

A. discover
B. had discovered
C. have discovered
D. will have discovered

6. It is often said that you can never be ________ young to start volunteer work.

A. so
B. too
C. very
D. such

7. We believe that 5G will have a strong impact _________ marketing and advertising.

A. in
B. with
C. on
D. about

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