单项选择题

Nobody but Sam and Tom______in the lab.

A．are
B．have been
C．were
D．is
<上一题 目录 下一题>
热门 试题

单项选择题
I shall have a roommate in the house after all these______years.
A．single
B．alone
C．sole
D．lonely
单项选择题
Last year, hundreds of college students applied for the New Times Cup English Speech______.
A．Argument
B．Quarrel
C．Debate
D．Contest
相关试题