【解析】：
這是一道英語表達題目，要求根據(jù)提示描述家人或朋友這些年的變化。題目來源于譯林版六年級上冊Unit 4 Then and now，主要考查學(xué)生對過去和現(xiàn)在時態(tài)的運用，以及描述人物變化的相關(guān)詞匯和句型。在解答時，學(xué)生需要選擇一個家人或朋友，然后分別描述他/她幾年前的情況（使用過去時態(tài)）和現(xiàn)在的情況（使用現(xiàn)在時態(tài)）。
【答案】：
Five years ago, my friend was very shy. He could play with his toys quietly. He couldn't ride a bike. He didn't like to talk much. Now he is very outgoing. He can ride a bike well and he loves to make new friends.
