Unit3 Trouble（B卷·能力提升练）单元测试题（含解析）.docx
Unit 3（B卷·能力提升练）
一、单项选择
1．Our school and ________ are sister schools.
A．they B．them C．their D．theirs
2．I want to have ________ 11-day trip in ________ European country one day.
A．a; the B．an; a C．the; a D．a; an
3．Shenzhou XIV spaceship was sent up ______ on June 5th, 2022.
A．success B．successful C．s...