题目内容
12．because，I，Maths，have to，am poor at it，I，practise，moreBecause I am poor at maths．I have to practise it more．
分析 因为我数学很差．我必须多练习．
解答 答案：Because I am poor at maths．I have to practise it more．考查连词成句．because引导的原因状语从句，I是主语，谓语是am，poor是表语，have to是固定搭配，故答案是 Because I am poor at maths．I have to practise it more．
点评 考查连词成句．结合所给的题干，确定固定搭配，主谓宾定状补结构．再完成句子．
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