中文谷—Iwonderhowmuchyouchargeforyourservices．—Thefirsttwoare...
- 習題庫
- 關注：7.48K次
問題詳情：
— I wonder how much you charge for your services．
— The first two are free _______the third costs $30
A. while B. until C. when D. before
【回答】
A. 考查連詞的用法。while表對比。
知識點：連詞
題型：選擇題
標籤：
Thefirsttwoare
- 文章版權屬於文章作者所有，轉載請註明 https://zhongwengu.com/zh-mo/exercises/q22non.html
