单项选择题

A．They should help maintain the equipment.
B．They should keep a watchful eye on their children.
C．They should stop their children from climbing ladders.
D．They should teach their children how to use the equipment.
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单项选择题
A．By reading more and more difficult materials.B．By selecting suitable reading materials.C．By reading very difficult materials.D．By reading a lot of novels.
A．By reading more and more difficult materials.
B．By selecting suitable reading materials.
C．By reading very difficult materials.
D．By reading a lot of novels.
单项选择题
A．With an English family.B．In a flat near the college.C．With a language teacher.D．In a student dormitory.
A．With an English family.
B．In a flat near the college.
C．With a language teacher.
D．In a student dormitory.
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