——_________ should your robot need_________ batteries?——Every two months.
#62268
A
How soon, to be changed
B
How long, to change
C
How much, change
D
How often, to change
推荐题目
—Are there any halls in your school? —___________. 
#62498
A
Yes, there aren’t
B
No,there aren’t
C
Yes, there is
D
No,there isn’t
Kate ______ her sister last night.  She did her homework.
#62398
A
doesn’t visit
B
don’t visit
C
didn’t visit
D
visited
—________ have you been in this school?—For two years. 
#62123
A
How often
B
When
C
How soon
D
How long
There _________ a 100-metre final at midnight. Would you like to join us to watch it?
#62079
A
will have
B
will go to be
C
is going to have
D
is going to be
—Is this your pen? —Yes, __________.
#62677
A
this is
B
it is
C
it’s
D
it isn’t