急1.Theyjoinedtheclassclubtwoyearsago.________twoyearsago_____the
1.Theyjoinedtheclassclubtwoyearsago.
________twoyearsago_____theyjoinedtheclassclub.
2.Youshouldwritehimaletter.
You__________________writehimaletter.
3.Wehadfunintheamusementparkyesterday.
We______________________intheamusementparkyesterday.
4.DavehasbeenlearningChinesesincefiveyearsago.
DavehasbeenlearningChinese_________________.
5.Thisviolincostmemuchmoney,____________?