____his age, he couldn’t have painted the pictures all by himself.
A. To consider
B. Considered
C. Being considered
D. Considering
查看答案
气体测试的顺序是:()
A. 有毒气体、氧气、可燃气体
B. 可燃气体、氧气、有毒气体
C. 氧气、有毒气体、可燃气体
D. 氧气、可燃气体、有毒气体
He ()in travelling.
A. is interested
B. interested
C. interests