单项选择题

A. Collecting objects on the beach. B. Creating computer models.
C. Mapping currents in the ocean. D. Tracking water pollution.
<上一题 目录 下一题>
热门 试题

单项选择题
A. He decided to attend extra history classes.B. He hopes to meet the woman at the student center.C. He was too sick to work on his paper.D. He’s been busy working on his paper.
A. He decided to attend extra history classes.
B. He hopes to meet the woman at the student center.
C. He was too sick to work on his paper.
D. He’s been busy working on his paper.
单项选择题
A. He couldn’t find Professor Smith’s classroom.B. Professor Smith speaks too slowly.C. He didn’t understand Professor Smith’s lecture.D. Professor Smith kept the class late.
A. He couldn’t find Professor Smith’s classroom.
B. Professor Smith speaks too slowly.
C. He didn’t understand Professor Smith’s lecture.
D. Professor Smith kept the class late.
相关试题