Sit down, Emma. You will only make yourself more tired, _____ on your feet. [ ]A. to keepB. keepingC

题目简介

Sit down, Emma. You will only make yourself more tired, _____ on your feet. [ ]A. to keepB. keepingC

题目详情

Sit down, Emma. You will only make yourself more tired, _____ on your feet.

A. to keep
B. keeping
C. having kept
D. to have kept
题型:单选题难度:中档来源:北京高考真题

答案

B

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