27) I couldn't swim untilI was ten. >not until 28) People have hunted whales for at least a thousand years >whales 29)My father is painting the gate of our house >the gate 30) they rushed into the burning house so that they could save the child >.............so as...... 31) We hurried to school sao as not to be late >..............so as that........ 35) Unless you are careful,you will cit youself with tha knife >if..... 36) Tony doesn't understand the math problem,so he can't solve it >If......... 38) I can't play basketball >I wish...... 39) the government encourages the farmers to grow more rice >the farmers...... 40)they wasn't allowed yo use this room until it was repainted >it was not......

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