摘要:29. the theory, the scientists asked more than sixty college students to take part in the experiment. A.Being tested B.To test C.Testing D.Tested
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______ the theory, the scientists asked more than sixty college students to take part in the experiment.
[ ]
A. Being tested
B. To test
C. Testing
D. Tested
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B. To test
C. Testing
D. Tested
_____ the theory, the scientists asked more than sixty college students to take part in the experiment.
[ ]
A. Being tested
B. To test
C. Testing
D. Tested
查看习题详情和答案>>
B. To test
C. Testing
D. Tested