1/
Causes of water pollution:
+ Factories dump industrial into water.
+ Sewage from household is another cause.
+ storm water.
+ Asmosphere result
+ farm using pesticdes.
Effects of water pollution:
+ People drink contaminated water.
+ Animals eat these dead animals and may also get sick.
+ Kill aquatic plants and cause further damage.
2/
This is the schedule for my two day visit to Washington D.C.On the frist day me at 7:00 a.m we plan to Canal.Then,we go to the restaurant to have lunch at 11:30 a.m and we return luxury hotel.next,at 2:00 p.m visting the national Children's Museum.The second day,at 8:00 a.m we visiting the White House ,where the president of USA lives.Then,we go to shopping.In the afternoon,at 4:30 p.m we come my hometown.I hope our trip will be happy and hane many funny things.
^_^ Good luck in exam ^_^