一Isn't it a surprise that I happened to meet Francis Mathews at the Christmas party last week?一If my memory serves me correctly, you _____ each other for exactly two years.
The tourists, had enjoyed themselves so much in the botanic garden, were worn out。
We can hardly believe such a young boy ______ travel around the world all by himself.
My friend Jack was the first person I knew ______an iPhone 5S.
They hope to turn our society into one ______ those in need can get help.
My opinion is ________the same as yours.