At the meeting they discussed three different________to the study of mathematics.
| A．approaches | B．means |
| C．methods | D．ways |
相关试题
The reason ___ he can’t come is ______ he has to work late.
| A．because; that | B．that; that | C．why; that | D．why; because |
Though I have no idea _______ the new film is about, I know it is popular with all who have seen it.
| A．whether | B．why | C．that | D．what |
The professor explained this theory so clearly that this phenomenon was easy enough ________.
| A．for us to work out | B．working out |
| C．for working out | D．to working out |
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