To make our environment ________ polluted, everyone needs to take more action.
Why ______ your brother often _______ the museum ?A. do , visit B. do, visits C. does, visit
What ________ news it is! Nobody _________it.
----Why do you speak in _________ a loud voice?----Because I want to make myself ________ clearly.
My bike is broken. Could you help me to __________?
----Don’t forget to give my best wishes to your uncle. ----_________.