单项选择题


A．discovering
B．to discover
C．being discovered
D．to be discovered
<上一题 目录 下一题>
热门 试题

单项选择题
A．frustratingB．excitingC．interestingD．encouraging
A．frustrating
B．exciting
C．interesting
D．encouraging
单项选择题
A．whichB．thatC．whetherD．what
A．which
B．that
C．whether
D．what
相关试题