单项选择题

An old friend from abroad, ______ I was expecting to stay with me, telephoned from the airport.

A．that
B．which
C．whom
D．who
<上一题 目录 下一题>
热门 试题

单项选择题
Which of the following is the most appropriate title for the passage
A．The Communal Life of Bees
B．The Structure of the Bees
C．The Organization of Insect Colonies
D．The Life of Social Insects
单项选择题
Hydrogen ______.
A．is a widely-used fuel
B．is not yet in general use as a fuel
C．is not a particularly easy fuel to store
D．is a more economical fuel than wind energy
相关试题