Karaoke, which was invented by the Japanese, ______ both wonders and problems.
#102685
A
has been produced
B
was produced
C
produced
D
has produced
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Until we have discussed all the details, no decision_________ about any new operations.
#100444
A
will be made
B
is made
C
is being made
D
has been made
His mother looked very tired,for she _____ the house herself all day.
#102009
A
had cleaned
B
has been cleaning
C
had been cleaning
D
has cleaned
—I’d like a pen which _________ well.—Will this one _________?
#102423
A
is written;work
B
writes; work
C
is written; do
D
writes; do
She ____ her husband three years ago, and soon ____ a man with a lot of money.  
#102642
A
divorced; married
B
divorced, got married
C
was divorced, was married
D
was divorced, married