“This is ____ his backpack."
问题描述:
“This is ____ his backpack."
A.not
B.no
C.not a
D.A and B
答
is 后面的否定词必须是not 所以是A,
“This is ____ his backpack."
A.not
B.no
C.not a
D.A and B
is 后面的否定词必须是not 所以是A,