一轮资料资源简介：

1．—Would you care for a drink?
—No，thanks.I________.
A．would rather not　　　　             B．wouldn’t like to
C．would like to                                     D．prefer to have one
2．—The boss said we had only three days to finish the work.
—Don’t worry.We have already________two thirds of it.
A．got down                                          B．got through
C．given in                                             D．given away
3．All passengers________are expected to fasten the seat belts when the plane takes off or lands.
A．on the board                                     B．on board
C．on boards                                         D．on a board
4．Your natural hair color begins to fade________you grow older，and in time you grow grey.
A．since                                                 B．when
C．while                                                 D．as