单项选择题


A．and
B．however
C．or
D．so
<上一题 目录 下一题>
热门 试题

单项选择题
Only (when) the war was over in 1918 (he was) able to (get) happily back (to) work.
A．when
B．he was
C．get
D．to
单项选择题
The period during (when) people (learned to) smelt iron is (called) (the) Iron Age.
A．when
B．learned to
C．called
D．the
相关试题