单项选择题

Scientists, who are now aware of how nautiluses regulate their buoyancy, have been able to dispel erroneous ideas about these creatures.

A．misconceptions
B．misdemeanors
C．misgivings
D．misdirections
<上一题 目录 下一题>
热门 试题

单项选择题
George Washington Carver was esteemed for his contributions in the fields of botany and chemistry.
A．respected
B．compensated
C．criticized
D．overlooked
单项选择题
Pendulums are used to regulate motion in some scientific equipments.
A．laboratories
B．measurements
C．apparatuses
D．experiments
相关试题