单项选择题

<上一题 目录 下一题>
热门 试题

单项选择题
A. It hasn’t been fully tested. B. It’s quite expensive. C. It uses up scarce minerals. D. The gas it produces is harmful to the environment.
A. It hasn’t been fully tested.
B. It’s quite expensive.
C. It uses up scarce minerals.
D. The gas it produces is harmful to the environment.
单项选择题
A. He is not a very formal person. B. He is a busy person.C. He is not a very active person. D. He is a very strict person.
A. He is not a very formal person.
B. He is a busy person.
C. He is not a very active person.
D. He is a very strict person.
相关试题