The first use of atomic weapons was in 1945, and their power ____increased enormously ever since.
#86339
A
is
B
was
C
has been
D
had been.
推荐题目
It’s said that ______ of the water around the world ______ polluted.
#43806
A
two third; has
B
two thirds; have
C
two third; are
D
two thirds; is
Modern teaching equipment as well as some computers _______ to the village school last week.
#85632
A
were sent
B
was sent
C
has been sent
D
had been sent
This pair of jeans______ too much. I don’t want to buy_______.
#43661
A
pays, it
B
costs, it
C
takes, them
D
costs, them
Millie eyes ________dark brown and her hair _______ black.
#44140
A
is, is
B
are, is
C
are, are
D
is, are