1.many aquatic animals and plants have died_________the oil spill
A. because B. but C. because of D. as
2 .Acid rain can lead_______atmospheric pollution
A.to B.on C.with D.of
3.there is a red maple leaf on the _______ of Canada
A. land B.banner C.money D.flag
4. the government is sendinh_______to the flood victims
A. touch B. aid C.accommodation D. provision
5. the forest fire_______ for eight hours ,killing all of the animals
A. burst B.occurred C. raged D.spread
6. A person who_____ the bagpipes is called a piper
A. plays B. hears C. entertains D.watches
7.Don't drink that water.It's______
A.damage B.dumped C.contaminated D.clean
8.If the teacher were here now ,we'd ask him the difference____"science" and "technology".
A.among B. of C.for D.between