Here are the correct answers for each blank:

1. skytrain
"The skytrain runs through all the important downtown districts and major transport hubs in Bangkok."


2. thatched houses
"Those villagers live in thatched houses whose roofs are made from straw or reeds."


3. tiled roofs
"Most of the country houses here are one storey high, made of wood, and have tiled roofs."


4. illiteracy
"These locals are better educated although illiteracy is still widespread among the poor."


5. nuclear family
"Nuclear family, or elementary family, is a family group consisting of two parents and their children."


6. trench
"They dug a drainage trench around their house so that heavy rains cannot flood the floor."


7. extended family
"Care within the extended family often flows from the oldest generation to the youngest."


8. tolerant
"My parents are opposed to my dressing style, but luckily they are tolerant."


9. boom
"Over the last 2 decades, Vietnam has experienced a rapid construction boom."


10. mushroomed
"In recent years, the number of skyscrapers has mushroomed in Ha Noi City."