The first use of atomic weapons was in 1945, and their power ________ increased enormously ever since.
#104766
A
is
B
was
C
has been
D
had been
推荐题目
The teacher, with 6 girls and 8 boys of her class, ________ visiting a museum when the earthquake struck.
#104774
A
was
B
were
C
had been
D
would be
One of the most famous monuments _____the country by France.
#103301
A
was presented to
B
was presented with
C
was awarded to
D
was awarded with
No decision __about any future appointment until all the candidates have been interviewed.
#101555
A
will be made
B
is made
C
is being made
D
had been made
—How long ____ you ____ in Singapore?—For just the weekend． I’ll be back next Monday morning．
#101595
A
have; stayed
B
are; staying
C
did; stay
D
do; stay