--- There is lots of water all over the floor. Would you please _?
---With pleasure.
| A．mop it up | B．mop up it | C．to mop it up | D．to mop up it |
--- There is lots of water all over the floor. Would you please _?
---With pleasure.
| A．mop it up | B．mop up it | C．to mop it up | D．to mop up it |
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