A. do B. does C. did D. doing
A. on B. for C. to D. of
A. heard B. hear C. hears D. hearing
A. in B. at C. for D. to
A. real B. really C. realy D. reallier
A. What B. Where C. Why D. Which
A. succession B. succed C. successful D. success
A. celebrate B. celebating C. celebrator D. celebared
A. 九层之台,起于累土 B. 高高的土堆,需要累土 C. 高高的土堆,积累很多土 D. 高高堆起的土,要大量的土壤。
A. 千里之行始于足下 B. 天道酬勤,日新月异. C. 长的旅游要从一步步开始 D. 一千步的旅行从迈出一小步开始算起
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