第1个回答 2011-09-12
spare no efforts to
第2个回答 2011-09-12
try our best
try our hardest
give our best effort
do our best
第3个回答 2011-09-12
do our best
try our best
make greatest effort to do sth.
move heaven and earth to do sth.
go out of one's way to do sth.
第4个回答 2011-09-12
Try our best
Do our effort
这两个短语都表示这个意思
祝你学习进步快乐!!!
O(∩_∩)O哈哈~ 请采纳
第5个回答 2011-09-12
do the best we can