你可能喜欢
单项选择题
A.millions of dollars
B.million of dollars
C.millions of dollar
D.million dollars
单项选择题
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.power station
B.electricity station
C.power factory
D.electrical station
单项选择题
A.female sengineers
B.female sengineer
C.women engineers
D.woman engineers
单项选择题
A.an endangered specie
B.endangered species
C.endangering species
D.an endangered species