单项选择题

A．Iron.
B．The Earth’s crust.
C．The minerals from the Mars.
D．Some unknown planet.
<上一题 目录 下一题>
热门 试题

单项选择题
A．Boys buy roses for their girlfriends.B．Students give Valentine cards to their mothers.C．People hold Valentine parties to celebrate the special day.D．Teachers award the good students with home-made cakes.
A．Boys buy roses for their girlfriends.
B．Students give Valentine cards to their mothers.
C．People hold Valentine parties to celebrate the special day.
D．Teachers award the good students with home-made cakes.
单项选择题
A．The man has to pay more for his rent next year.B．The woman and the man have made a betC．The woman wants to borrow money flora the mattD．The man has won ＄150.
A．The man has to pay more for his rent next year.
B．The woman and the man have made a bet
C．The woman wants to borrow money flora the matt
D．The man has won ＄150.
相关试题