We should try to stay healthy and strong. We should eat breakfast everyday. We should also eat more vegetables and fruits because they contain lots of vitamins. We should get up early and not stay up late because we need to have enough sleep. Furthermore, doing exercises everyday is also important to keep us fit and healthy.你覺得是樓上的寫的好還是你寫的好我覺得他好像比你好誒= =仁者見仁· 一般會用firstly 或者secondly 所以我不會用他的用法 我也不會在這種情況下用must 你想用他的無所謂啊-。-你要覺得是他好 就應(yīng)該采用他的·