When we write our homework on the computer, we should _____ first.
#55940
A
save the document
B
print our homework
C
open a new document
D
turn off the computer
推荐题目
He’s not a perfect child. He sometimes talks back ____ his parents talk with him.
#55216
A
if
B
before
C
when
D
until
— I hear the famous singer Xu Song may come to Ningbo next month.— Really? _______ he comes, my younger sister will be very excited.
#58400
A
If
B
Until
C
Unless
D
Before
--- Hurry up! The bus is coming.--- Wait a minute. Don’t cross the street the traffic lights are green.
#55220
A
after
B
until
C
while
D
since
—_____ does your brother go online? —Let me see. Maybe two or three times a week.
#56066
A
What time
B
How long
C
How often
D
How soon