我国能源产量与消耗基本持平,如果能耗加剧将呈现“入不敷出”的状态。
参考答案:对
选出每句中错误的一项,并在横线上改正。
( ) 1. I eat an apple yesterday.
A B C
( ) 2. I often went to the park.
( ) 3. Ann is ill (生病的) yesterday.
( ) 4. They play basketball yesterday.
( ) 5. We have fun yesterday.
根据线理方向与物质运动方向的关系,可将线理分为()。
A、原生线理,次生线理;
B、A型线理,B型线理;
C、小型线理,大型线理;
D、拉伸线理,矿物生长线理