something, swim, class, careful, hour, easy ,think, minute, what,  eye ,  try ,  difficult. 

        It was the first biology class.  The teacher wanted to give a good start to her{#blank#}1{#/blank#}   . she wanted to open up her students' {#blank#}2{#/blank#}   to the world of biology . She knew that teaching those young students was not {#blank#}3{#/blank#}  , so she worked hard and {#blank#}4{#/blank#}    to find a good way to teach  them . After {#blank#}5{#/blank#}   a long time , She had an idea . She decided to show the children {#blank#}6{#/blank#}   interesting and give them a lesson at the same time.
She asked her students to watch{#blank#}7{#/blank#}  . Then she began . She put a  worn(虫) into a glass of water . the worn {#blank#}8{#/blank#}   around in the water . Then she put a second worn into a glass of alcohol(酒). It was killed after a few {#blank#}9{#/blank#}   .  She asked the students {#blank#}10{#/blank#}  they learned from it . A boy answered , "You showed us that if we drank alcohol, we wouldn't  have worns in our stomaches. "

    Betty King was born in Quincy．It's a famous town in America because two presidents in history{#blank#}1{#/blank#}born there．There were a lot of things to do in Quincy,so she was happy{#blank#}2{#/blank#}there and she wasn't bored because many{#blank#}3{#/blank#} there were her friends．She was there for the last time in 2010．One day she will{#blank#}4{#/blank#}back to Quincy and she is looking forward to{#blank#}5{#/blank#}her friends again．

    Mark is my brother's good friend．He is a student in a{#blank#}1{#/blank#}school．He is clever．When he was six，he{#blank#}2{#/blank#}to go to school．At school he is good at all his subjects．He can speak two{#blank#}3{#/blank#}，Chinese and English．And he speaks them very well．He likes making {#blank#}4{#/blank#}．And he likes flying them．One week ago， he，my brother and I went{#blank#}5{#/blank#}in the mountains．That day we had a great time there．