I’ve won a holiday for two to Florida. I _______ my mother.
#101808
A
have taken
B
am taking
C
take
D
will have taken
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In the last ten years, they _______ three great scientific experiments. 
#103919
A
finished
B
have finished
C
had finished
D
have been finished
—When__________ and visit our exhibition next month?— When_______, I will let you know.
#104214
A
will he come; he will come
B
will he come; he comes
C
does he come; he will come
D
does he come; he comes
He______to several European counties so far.
#103236
A
was
B
has been
C
had been
D
will be