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
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In such dry weather the flowers will have to be watered if they ____.
#103576
A
have survived
B
would survive
C
are to survive
D
should survive
The news came as no surprise to me. I for some time that the factory was going to shut down.
#101236
A
knew
B
had known
C
have known
D
know
Call me when you_ ____at the railway station, Alice, I’ll go there to meet you.
#99841
A
arrive
B
would arrive
C
have arrived
D
are arriving
The three of us ________ around Europe for about a month last summer.
#101831
A
travelled
B
have travelled
C
had travelled
D
travel
Jim who is now our English teacher once ________ as a manager in an international cooperation for 5 years.
#99508
A
has worked
B
had worked
C
was working
D
worked