题目列表(包括答案和解析)
What the science teacher does and says _________ of great importance to college students.
A.was B. are C. is D. were
What the science teacher does and says ____ of great importance to college students.
A. was B. are C. is D. were
What the science teacher does and says ____ of great importance to college students.
A. was B. are C. is D. were
What the science teacher does and says ____ of great importance to college students.
A. was B. are C. is D. were
What the science teacher does and says of great importance to college students.
| A．are | B．is | C．were | D．was |
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