Luckily good things _________ here to save local wildlife.
#102513
A
are doing
B
are being done
C
had been done
D
will do
推荐题目
—How long _____you ______ here? —About a week. Afterwards I will go to Beijing.
#103209
A
are; staying
B
have; stayed
C
did; stay
D
do; stay
By the time Billy was 6, he         in the sea.
#101498
A
had already swum
B
was already swimming
C
has already swum
D
already swam