题目内容
---Will you walk a little faster?
---I was afraid you could not _____ .
---I was afraid you could not _____ .
| A.walk up | B.go up | C.keep up | D.catch up |
C
短语辨析。 A. 走上;等着 B. 增长;上升 C.保持;继续 ;不落后 D. 赶上。句意:你能走的快一点吗?——我恐怕你跟不上。catch up强调开始是落后的,从后面追上。keep up强调始终保持跟在后面,不掉队。结合语境可知选C。
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