Your work is all right but I'm sure you could do better.
你的`工作还算可以，但我相信你可以干得更好。
You'd do better to tell her everything before she finds out from someone else.
你把一切都告诉她才是上策，免得她从别人口中听到。
You must do much better than your progenitors.
你一定要比你祖先做得更好。
TFK's Homework Helper has many useful tools with tips to help you do your homework better.
TFK的家庭作业助手有很多有用的工具和提示,可以帮助你更好地完成家庭作业。
'You'll have to do better than that,' Joanna scoffed.
“你可得做得比那好，”乔安娜讥讽地说。