A new（）will be set up in this area so we will have enough electricity in the future.

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

单项选择题Is $50 equivalent（）about £30?

A.to
B.for
C.with
D.on

单项选择题I think this sofa is（）than that one.

A.expensiver
B.more costly
C.cost more
D.cos tlier

单项选择题Someone over 18 years old is（）under British law.

A.adult
B.grow-up
C.an adult
D.grown-ups