When it maths, I know nothing.( ) A. refers to B. speaks of C. focuses on D. com
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When it ______ maths, I know nothing.（ ）
A. refers to B. speaks of C. focuses on D. comes to
试题答案
D
When it ______ maths, I know nothing.（ ）
A. refers to B. speaks of C. focuses on D. comes to
D