There must be somebody in Tom`s home.I`m sure that either Tom or his parents _______ at home now.
#85834
A
are
B
is
C
were
D
was
推荐题目
— Why does the lake smell terrible?— Because large quantities of water ____.
#85686
A
have polluted
B
is being polluted
C
has been polluted
D
have been polluted
The light ____  red. You ____  cross the road.
#44062
A
are, can
B
is, cannot
C
are, can not
D
is, must
Three-fourths of the buildings ______.
#85968
A
was destroyed
B
is destroyed
C
were destroyed
D
has been destroyed