---Have you heard of the Zhengzhou-Xi’an passenger Dedicated Line ___ can shorten 5 hours’ travel time between the two cities ?---Of course .A. where B. when C which D. who
---Linda,There are a few mistakes in your homework.You can ___________ in your notebook. ---OK.
----Hi,Tony! What are you doing? ---- I’m sending ______ e-mail ______ my grandfather.
—Are you good at________English? —No, I’m good________my teachers.
—______do you like pandas? — ______they are cute.
I have _____rules in my home. We have_____ homework to do today.