David, get up early, ________ you’ll catch the early bus.
#56425
A
but
B
and
C
after
D
or
推荐题目
—How long has Eliza been a nurse?—___________. 
#55503
A
Since 2002
B
Four years ago
C
In 2002
D
For 2002
He _____go to play basketball because he is busy.
#55856
A
don’t
B
isn’t
C
doesn’t
D
aren’t