我国的人均水资源量只有2300立方米,仅为世界平均水平的(),是全球人均水资源最贫乏的国家之一。
A、1/4
B、1/3
C、1/5
D、1/2
参考答案:A
短文填空。根据短文内容及首字母提示完成单词,补全短文。
There is a football match at Dalian S __1__ on W __2__. I would like to w __3__ it that afternoon
with my friend, David. There are some famous players (运动员) in the m __4__ . They are Anderson,
Lionel Messi and Kaka. Anderson is my f __5__ player. But my brother Mike doesn't want to to go with
us. He would like to go to the c __6__. The f __7__ is Rob-B-Hood (《宝贝计划》). It's a Jackie
Chan's film and Jackie Chan is my brother's favourite film s __8__ .
对汽车电气设备描述不正确的是()
A、用电设备包括发动机的起动系、汽油机的点火系和其它用电装置
B、车辆的油耗过大主要是由于电气设备太多
C、电源包括蓄电池和发电机
D、电气设备由电源和用电设备两大部分组成