问题

Two-thirds of the land __ covered with green grass and the rest _ covered with pine trees.

A:is; is
B:is; are
C:are; is
D:are; are

正确答案是：

同类题型

14Give the book to wants it

average citizen, always thinksof_____ he can do more for the people．

Mike _______ in touch with his former schoolmates, who had been living there for agesas soon as he arrived in America. width=”284″ valign=”top” style=”width:213.0pt;padding:0cm 5.4pt 0cm 5.4pt”

Mike, is this Mary’s video— Yes, it’s____. She is looking for ____ video now.

This kind of work ____ care and patience.[ ]