单项选择题

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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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