题目内容

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

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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

8. The skills that you learn while ________ service can help to build your resume.

A. are doing
B. do
C. to do
D. doing