30．When you finish your work, don’t forget to put the tools back where they ________．
#103889
A
are
B
will be
C
were
D
had been
推荐题目
Professor Smith, along with his assistants, _____ on the project day and night to meet the deadline.
#101966
A
work
B
working
C
is working
D
are working
If a computer crashes,you will lose the file you _____ on unless you save it regularly.
#104026
A
are working
B
work
C
will work
D
worked
—So what is the procedure?—All the applicants ________ before a final decision is made by the authority.(2013·北京，32)
#99435
A
interview
B
are interviewing
C
are interviewed
D
are being interviewed
Quantities of precious jewelry_____ buried_____ in the earth.
#101917
A
was found; deeply
B
were found; deeply
C
was found; deep
D
were found; deep