题文
Finding in-formation in today's world is easy. The _____ is how you can tell if the in-formation you get is useful or not.
| A．ability |
| B．competition |
| C．challenge |
| D．knowledge |
推荐试卷
Finding in-formation in today's world is easy. The _____ is how you can tell if the in-formation you get is useful or not.
| A．ability |
| B．competition |
| C．challenge |
| D．knowledge |
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