______ at the door before you enter my room, please.

For more information on how to apply for scholarship, ______ our Web site at www.edu/scholarship.

________ it is to go for a picnic on such a fine day!

______ good advice he gave us!

______ at the door before entering please.

—Sorry for being late for the party.
—      earlier next time, will you?

_____ a piece of cheese cake my mum prepared---You won’t be disappointed!

_______ is reported in the newspaper that talks between the two countries are making progress.

“___________that again!” father shouted to me when I was found playing with fire.

The smoggy weather has made us realize       terrible problems we are laced with．