- There must be a dozen pens in this hou
题型:选择题
问题:
- There must be a dozen pens in this house but I can never find one when I need one.
- Keep looking._____ is sure to turn up.
A.One
B.It
C.That
D.This
- There must be a dozen pens in this house but I can never find one when I need one.
- Keep looking._____ is sure to turn up.
A.One
B.It
C.That
D.This