A.on B.over C.off D.after
单项选择题It seems()that no one saw this crisis.
A.incredible B.uncredible C.incredable D.uncredable
单项选择题The government()schools.
A.supply free books with B.supplies free books to C.supplies free books with D.supply free books to
单项选择题A new()will be set up in this area so we will have enough electricity in the future.
A.power station B.electricity station C.power factory D.electrical station
单项选择题There are many()in China.
A.female sengineers B.female sengineer C.women engineers D.woman engineers
单项选择题This rare bird has become()
A.an endangered specie B.endangered species C.endangering species D.an endangered species