Work starts every day at 7 am and goes onuntil late afternoon__________a break at midday

It was warm and nice that evening. I stayed awake until eleven in order to have a good look at the moon by myself.

roving reading skills, you can readfaster and understand more of _______ you read．

Jack is one of those men who_________ best evening and the most difficult situations

Without this year’s Nobel Prize in physics winner Charles Kao’s idea of fibrotic（光纤的）communications, the “modern” telephone and Internet _________impossible