利《一种带爬梯的大型玻璃钢检查井》的发明人是谁()
A.周一迎
B.王振华等
C.周俊等
D.王天利
参考答案:B
Henry set up a club for football fans, ________ he invited all his friends.
A.for whom
B.to whom
C.to which
D.from which
一亿里面有( )个一千万,( )个一百万,( )个十万。