---Why didn’t you go to yesterday’s meeting?---I would have but I ______ too busy working on the important experiment.
#104208
A
had been
B
was
C
were
D
am
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She was surprised to find the fridge empty; the child _____ everything!
#102652
A
had been eating
B
had eaten
C
have eaten
D
have been eating
To our delight, up till now, the European Union, Japan, and Russia ________ their targets for CO2 emissions (排放).
#103852
A
give
B
have given
C
give
D
gave
By the time I left the concert，my ears_________，with complex feelings filling my heart．
#99886
A
had rung
B
were ringing
C
were to ring
D
rang
It is strange that such a thing ______ in your school．
#103254
A
will happen
B
happens
C
should happen
D
happened
The children talked so loudly at dinner table that I had to struggle _________
#100939
A
to be heard
B
to have heard
C
hearing
D
being heard