Look, the Maths teacher with his students _________on the grass to have a good rest at present.
#43920
A
is lying
B
is lieing
C
are lying
D
be lying
推荐题目
The specialist, ______ some of his assistants, ____ to attend our discussion.
#85835
A
and; is
B
or; are
C
as well as; is
D
except for; are
A poet and artist ____ coming to speak to us about Chinese literature and painting tomorrow afternoon.
#86201
A
is
B
are
C
was
D
were
---I saw Betty to Grandpa Li's home just now.---Yes. She’s often seen _________ the old man with the housework.
#43823
A
go, help
B
going, to help
C
go, to help
D
going, helps