题目列表(包括答案和解析)
Students are encouraged to _________ the design competition for robots at the university.
A. take part B. operate C. join to D. participate in
Students are encouraged to _________ the design competition for robots at the university.
A. take part B. operate C. join to D. participate in
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Students are encouraged to _________ the design competition for robots at the university.
A. take part B. operate C. join to D. participate in
Students are encouraged to _________ the design competition for robots at the university.
A. take part B. operate C. join to D. participate in
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