—________ have you been in this school?—For two years.
#62123
A
How often
B
When
C
How soon
D
How long
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——_________ 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
--------- Where are my pens?--------- _________________.
#62065
A
These are on the desk
B
They’re on the desk
C
It’s on the desk
D
there’re on the desk.