______into the accident, the police concluded that both of the drivers were responsible for it．
| A．Having looked | B．Looked | C．To look | D．To be looking |
There are _____advertisements which encourage ______to participate in improving their neighbourhood.
| A．the public,the public | B．the public,public | C．public,public | D．public ,the public |
Some advertisements_______pictures or words of experts to show people how good the products are.
| A．are consisted of | B．are made of | C．consist of | D．are made up |
Flight 3010______,I must be off now or I’ll be late.
| A．to announce | B．is announced | C．is being announced | D．announced |
Their belief is that this is the only way for many of these nations______their painful pasts.
| A．escaping | B．to escape | C．escaped | D．escape |
The people from all over the world demand that reforms______.
| A．have been done | B．be done | C．are done | D．might be done. |