Qian Xuesen， the father of China's space program， is generally considered as the greatest s in China．
Pay much attention to your handwriting.You need to write （careful）.
We used （have） a party to welcome our new friend on weekends.
Look，the （child） are having a good time flying kites in the park.
﹣﹣﹣I'm hungry，mum.
﹣﹣﹣There some bread on the table.Remember to wash your hands.
Lucy is hard﹣working and she hardly ever （hang） out on school nights.