(2009年合肥市高三第一次教学质量检测)When you finish your work，don’t forget to put the tools back where they ．
#104902
A
are
B
will be
C
were
D
had been
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Hello, Tom. What a coincidence! I ______ about you. And here you are.
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A
was just thinking
B
just thought
C
have just thought
D
would just think
—Why does the lake smell terrible?—Because large quantities of water_______________.
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A
have polluted
B
is being polluted
C
has been polluted
D
have been polluted
Look at the timetable. Hurry up! Flight 4026 ____ off at 18:20.
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A
will be taken
B
took
C
takes
D
has taken
It has been announced that the 2014 World Cup＿＿＿＿＿in Brazil from June 12一July 13，2014，in 12 hosting cities．
#99773
A
will stage
B
has staged
C
will be staged
D
is staged