Just keep _________your best , and you can make your dreams come true .
Ann has a new Iphone 4s, ______?
It was the coldest winter, and many animals died __________ the cold.
______ is too difficult if you put your heart into it.
-How was the English evening party last night?-It was great fun. You ______ come.
-Could you tell me something about that boy?-Sorry, I don’t know anything about him. We are ______.