单项选择题

They ______ more enthusiastic about their work since their teacher's return.

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

单项选择题
People of one culture moving to a country of another culture may ______ their old ways.
A．keep up
B．give up
C．look back at
D．clear away
单项选择题
As it is very ______, we must decide at once what to do.
A．eager
B．anxious
C．urgent
D．tense
相关试题