巴西是拉丁美洲面积最_______、人口最_______的国家，也是世界上少数几个大国之一。
大；多
The traffic rule says young children under the age of four and _____ less than 40 pounds must be in a child
safety seat. [ ]
A. being weighed
B. to weigh
C. weighed
D. weighing
单边供电
