Put the verbs in brackets into the correct form: It (1) ... ( say ) Cu Chi Tunnels are part of a massive war museum in HCM.visitors (2) .... ( offer ) a sneak - peek at the underground life of Vietnamese soldiers back in 1984. The site has over 120km of underground tunnels , with trapdoors living areas , kitchens,storage facilities , armory , hospitals , and command centers . After the war against and included effective air filtration systems , which help them survive the Cu Chi carpet -bombings . It (4)......... ( consider ) that Cu Chi Tunnels are now one of Ho Chi MInh's most iconic attractions . You can enjoy plenty of activities during your visit . A popular option is following te narrow routes of the underground tunnels , a short film of Cu Chi Tunnels (5)....(show) to visitors so that they understand how the tunnel system work .It (6) .... ( expect) that parts of Cu chi Tunnels (7)........(cement) and (8)...(widen) so that the crawl is less harrowing than it would have been in the pass. THANK YOU