David threatened_____ his neighbour to the police if the damages were not paid. 
| A．to be reported | B．reporting |
| C．to report | D．having reported |
He asked ________ for the violin.
| A．did I pay how much | B．I paid how much |
| C．how much did I pay | D．how much I paid |
Can you make sure ______ the gold ring?
| A．where Alice had put | B．where did Alice put |
| C．where Alice has put | D．where has Alice put |
Someone is ringing the doorbell. Go and see ___________.
| A．who is he | B．who he is | C．who is it | D．who it is |
The photographs will show you ____．
| A．what does our village look like | B．what our village looks like |
| C．how does our village look like | D．how our village looks like |
I was really anxious about you. You ______ home without a word.
| A．mustn’t leave | B．shouldn’t have left | C．couldn’t have left | D．needn’t leave |