摘要：26．What the science teacher does and says of great importance to college students． A．was B．are C．is D．were
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What the science teacher does and says of great importance to college students.
| A．are | B．is | C．were | D．was |
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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What the science teacher does and says ____ of great importance to college students.
|
A．was |
B．are |
C．is |
D．were |
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