【正文】
( ) 4. Mary ________ in a high school. A. study B. studys C. studies D. studying ( ) 5. His Chinese is poor, ________ I often help him. A. but B. because C. or D. so III. 從 (2)欄中找出 (1)欄句子的答語。 Unit3 Topic1 SectionC同步練習( 2021版) I.根據(jù)所給漢語或首字母提示完成句子。(每空一詞)