Though it was late, they kept on in the fields. A. but; working B./; work C.——青夏教育精英家教网——

摘要： Though it was late, they kept on in the fields. A. but; working B./; work C./;worked D./; working

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Though it was late,________ they kept on________in the fields.

A. but; working B. /; work 　　　　 C. /; worked 　　 D. /; working

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Though it was late,________ they kept on________in the fields.

A. but; working B. /; work 　　　　 C. /; worked 　　 D. /; working

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Though it was late, ________ they kept on ________ in the fields.

[　　]

A．but; working

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