单项选择题
A．He had forgotten to bring any food with him. B．He was afraid he would fall asleep if he should eat anything. C．He was not hungry. D．It was difficult to eat while flying a plane.
How did he find Ireland（）A．He happened to fly over it.B...
单项选择题How did he find Ireland（）
A．He happened to fly over it. B．He remembered it himself. C．He made a guess and happened to be right. D．He figured it out with the help of some simple instruments.
55（）A．inB．onC．withD．from
单项选择题55（）
A．in B．on C．with D．from
54（）A．meansB．meaningC．meantD．to mean
单项选择题54（）
A．means B．meaning C．meant D．to mean
