主谓一致

　　1、Nothing but cars　　 in the shop.
　　A．is sold            B．are sold          C．were sold        D．are going to sell

　　2、No one except Jack and Tom              the answer.
　　A．know              B．knows            C．is knowing     D．are known

　　3、Seventy percent of the students in our school 　　　 from the countryside.
　　A．is                   B．are                 C．comes            D．are coming

　　4、                       of the money               used up.
　　A．Three-five, are                           B．Three-fifths, have been
　　C．Three-fifths, has been                D．Third-fifths, is

　　5、The number of the people who　　　cars　　 increasing.
　　A．owns, are       B．owns, is          C．own, is  D．own, are

　　答案：
　　1、A  因有连词but，所以谓语形式跟Nothing一致，用第三人称单数。
　　2、B  同上
　　3、B
　　4、C
　　5、C  定语从句看被修饰的先行词：the number of作主语用单数形式。