问题
选择题
—Come and______us, Mary.
—Sorry, I_____ help my mom.[ ]
A. join; can
B. join; many
C. join in; need
D. join; have to
答案
答案：D
搜题请搜索小程序“爱下问搜题”
—Come and______us, Mary.
—Sorry, I_____ help my mom.[ ]
A. join; can
B. join; many
C. join in; need
D. join; have to
答案：D