Little Jim sat under the tree, ___ about that maths problem.A.to thinkB.and thinksC.thoughtD.thinkin

题目简介

Little Jim sat under the tree, ___ about that maths problem.A.to thinkB.and thinksC.thoughtD.thinkin

题目详情

Little Jim sat under the tree, ___ about that maths problem.
A.to thinkB.and thinksC.thoughtD.thinking
题型:单选题难度:偏易来源:不详

答案

D

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