Liu Fang is a company CEO now, but she ____ as a teacher in a middle school for three years.
#100139
A
worked
B
has worked
C
works
D
had worked
推荐题目
No one in the department but Tom and I that the director is going to resign（辞职）.
#103549
A
knows
B
know
C
have known
D
am to know
The last thirty years _____ the greatest number of laws stopping our rights and progress,until today we have reached a stage ____ we have almost no rights at all.
#101862
A
saw;which
B
have seen;that
C
saw;where
D
have seen;where
Ladies and gentlemen, please fasten your seat belts. The plane .
#101851
A
takes off
B
is taking off
C
has taken off
D
took off
—You haven’t got the textbook for my chemistry yet.—I know, and we ________ to get it for the last five weeks.
#100488
A
will have been trying
B
have been trying
C
will be trying
D
had tried
Nobody but doctors and nurses and those ___________by Dr.Hu____________to enter the patient’s room.
#101622
A
invited; is forbidden
B
are invited; are forbidden
C
being invited; forbidden
D
invited; are forbidden