---Paul , please take this CD to ______ English teacher . ---OK . 

—_________is very interesting to swim in the river in summer, but it’s dangerous.

—______ have you been learning English?—Since seven years ago．

—What a lovely toy! Who bought it for you? —I made it by _________．

—         is Tommy?—Maybe he is in the hospital. He told me that he had sore eyes.