Nobody knows ______ yesterday.
| A．how the accident happens |
| B．how does the accident happen |
| C．how the accident happened |
| D．how did the accident happen |
相关试题
your time doing that thing.My best friend often tells me some jokes to make me
| A．large | B．cough | C．life | D．laugh |
on weekdays.Would you like to go ________?
| A．anywhere relaxing | B．relaxing somewhere |
| C．somewhere relaxing | D．somewhere relaxed |
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