【单选题】As a result of the recent oil crisis, 9.9 million of California's 15 million motorists were subjected to an odd-even(单双数的) plan of gas rationing(限额配给). The governor signed a bill(法案) forcing motorists...
A.
officials hoped that this plan would alleviate long gas lines
B.
a gas limit was imposed
C.
California has 9.9 million drivers
D.
the government signed the bill concerning gas rationing
【判断题】The course of watercolors is unnecessary for those who have experience in oil painting.8:The course of watercolors is unnecessary for those who have experience in oil painting.