2. 外语
  3. Scientists have to work hard to keep ______ with modern discoveries and developments.

Scientists have to work hard to keep ______ with modern discoveries and developments.

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问题 Scientists have to work hard to keep ______ with modern discoveries and developments.
选项 A、company
B、track
C、touch
D、pace
答案D
解析 本题考查词组辨析。keep pace with，跟上；keep in touch with，与……保持联系；keep company(with)，与……相处；keep track of，通晓事态，了解动向。根据题意来看，是指科学家要紧跟现代发明的步伐，故答案选D。
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成人本科学位英语

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