With the help of the new technology, you __ e-mail your friends by mobile phone.
John’s never flown to Canada, ?
He hasn’t got a letter from his uncle .
It is _____ unlucky day today. I’ve lost _____ useful pen.
Can you help me? I have trouble _____ the story in English.
--- Grandpa, this morning you were watching _____ alarm again. Why?--- Because it has _____ meaning to me, my dear grandson.