第1个回答 2014-10-17
最地道的表达,是You'd better get started now/right now.
You'd better begin/start now也对,只是实际口语一般都说get started.
英语六级,经常和老外打交道。请采纳。
第2个回答 2014-10-17
You 'd better begin/start at once .
第3个回答 2014-10-17
You'd better start at once.
第4个回答 2014-10-17
you'd better begin now.
第5个回答 2014-10-17
You better get started now.