因为煮同量的米饭,700瓦的电饭煲比()瓦的电饭煲要省电。
A.500
B.680
C.900
参考答案:A
The situation is ________—we have no food,very little water and no medical supplies.
A.desperate
B.adventurous
C.deserted
D.various
古书文字的错误主要表现在讹、衍、夺、倒、 ① 五类。