You _____ in your composition today. You can hand it in tomorrow morning.

As nobody here knows what is wrong with the machine, we          send for an engineer to handle the problem．

— Mum, would you please buy me an MP5 player?— If you can help do some housework the whole vacation，you ____ have one as a reward.

 This book _____ Lucy’s. Look! Her name is on the book cover.

—Will you stay for some more days? —Sorry, I_____. My mother called to ask me to go back at once.