What can we do to ______ bird flu (禽流感) from spreading—Try not to buy or eat the chicken that has not been checked.

Tom and Jack are both very clever. ________, Tom is_______ Jack.

Can you lend me the book ______the other day?

Which is your favourite drink, juice, water or milk-Thanks, but I’m sorry I like ________ of them. I like coffee most.

my colleagues and myself,I thank you[ ]