The trouble with such resources as coal, oil and gas ______ that they are not renewable.
#99825
A
was
B
are
C
have been
D
is
推荐题目
—Sorry，sir，your car isn't ready yet.It ________ by our workers.—Oh，my God，when can I come to fetch it?
#99748
A
is repaired
B
has been repaired
C
is being repaired
D
will be repaired
It is the first time that Michel _______ the Summer Palace.
#99257
A
is visiting
B
visits
C
has visited
D
will visit
---What ‘s the matter with you? --- You _____ my heart. - -- But I didn’t mean to hurt you.
#102840
A
broke
B
are breaking
C
had broken
D
have broken
To prepare for the Olympic Games in summer, London ____ its largest ever exercise to test the response of emergency services.
#102047
A
planned
B
is planning
C
had planned
D
plans
When we reached the stadium in a rush, the newly-elected major ____ his speech and the performance _______.
#102284
A
have finished ; began
B
had just finished; was about to begin
C
had just finished; had begun
D
just finished; began