Professor Smith，along with his assistants， on the project day and night to meet the deadline.
#86243
A
work
B
working
C
is working
D
are working
推荐题目
This kind of picture stories worth reading , but novels of that kind not worth reading .
#85892
A
are ; is
B
is ; are
C
are ; are
D
is ; is
A study has found that 80% of the people who ______ to be constantly distracted ______ more “working memory”.
#85915
A
appears; have
B
appear; has
C
appears; has
D
appear; have
The secretary and principal ________ at the meeting now.
#86331
A
are speaking
B
is speaking
C
were making a speech
D
have a speech
There must be somebody in Tom`s home.I`m sure that either Tom or his parents _______ at home now.
#85834
A
are
B
is
C
were
D
was