Professor Smith, along with his assistants, _____on the Project day and night to meet the deadline.
#85684
A
work
B
working
C
is working
D
are working
推荐题目
The number of the teachers who ______ cars in our school ____ increasing very fast.
#85695
A
own; is
B
owns; is
C
own; are
D
owns; are
The famous singer and dancer____ our party this evening.
#85670
A
are going to attend
B
was to attend
C
were to attend
D
is going to attend
Every possible means_____ been tried，and we find only______ this means can we do it well．
#86084
A
have，in
B
have，by
C
has，in
D
has，by
Atlanta, as well as many other big cities, once again becoming one of the commercial and cultural centers of the USA right now.
#86027
A
is
B
are
C
has been
D
have been