Look, the Maths teacher with his students _________on the grass to have a good rest at present.

Look, the Maths teacher with his students _________on the grass to have a good rest at present.

#43920

is lying

is lieing

are lying

be lying

推荐题目

--Why does the lake smell terrible?    ---Because large quantities of water ______.

#85773

have polluted

is being polluted

has been polluted

have been polluted

While building a tunnel through the mountain, _______.

#86096

an underground lake was discovered

there was an underground lake discovered

a lake was discovered underground

the workers discovered an underground lake

--Will there       a football match on CCTV 5 this evening?--Yes. There         usually football matches on Sunday evenings.

#43952

have; have

be; will be

are; are

be; are

 The writer and professor, whom I often refer to at the meetings, ____ famous for those works.

#86155

are

were

I want to know all negative effects the Internet           our lives.

#85878

has in

have in

has on

have on

共1265题