单项选择题

Conversation Two

A. Twenty-four credits.
B. Twelve credits.
C. Three Credits.
D. Thirty-six credits.
<上一题 目录 下一题>
热门 试题

单项选择题
Little Hercules is the first remotely controlled vehicle（）

A. that can be used for deep-sea expedition
B. that is used to explore the "Coral Triangle"
C. that can go as deeply as 2.3 miles undersea
D. that is developed by American scientists
单项选择题
63（）

A. plunge
B. push
C. plug
D. pull
相关试题