--- I have trouble ______ my new computer.
--- Don’t worry. I will show you ______.
| A．to use, how to use | B．to use, what to use |
| C．using, what to use it | D．using, how to use it |
--- I have trouble ______ my new computer.
--- Don’t worry. I will show you ______.
| A．to use, how to use | B．to use, what to use |
| C．using, what to use it | D．using, how to use it |
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