1. If the factory continues dumping poison ......... the lake, all the fish and other aquatic animals will die
A. into   B. to   C. about   D. in
2. ............  is the most common natural disaster in your country ? - Snowstorms.
A. Why  B. How   C. Who  D. Which
3. I couldn’t sleep ............ there was a loud noise next to my door last night.
A. although  B. because                C. so    D. but
4. On Christmas Eve, most big cities, especially London are..........with coloured lights across the streets
          A. decorated              B. hang                    C. put    D. made
5. American rarely shake hands to say goodbye, except ............ business occasions
  A. during   B. at    C. on     D. in
6. When a typhoon happened , many houses and roads  ............ destroyed or flooded.
A. is     B. are    C. was    D. were
7. Last year, there was a big typhoon in my area. It caused extensive damage to our  ......
A. wealth    B. furniture    C. property    D. savings
8. ............. workers were sent to the area immediately but no villager was survived when the landslide happened.
A. rescue   B. help    C. assistance  D. volunteer 
9. .............is the most common natural disaster in your country?
A. When  B. How   C. Who  D. Which
10. What .............we do to prevent these natural disasters?
A. may   B. ought   C. should  D. be able