I ________a primary school student two years ago.
#38754
A
am
B
was
C
be
D
were
推荐题目
People _________ rivers for transportation since the beginning of history.
#36687
A
used
B
have used
C
use
D
had used
--- you the cat?---Yes, I have. ---When you it? ---Ten minutes ago.
#41971
A
Did, feed; did, feed
B
Have, fed; have, fed
C
Did, feed; have, fed
D
Have, fed; did, feed
