Time which would be better spent tackling the great problems

Time which would be better spent tackling the great problems Time spent getting ever would be better spent getting ahead. I spent two days___in my plane model,which would be the gift 有关时间的定语从句I'll never forget the time（which／that）I spent in Be 一句英文求解释The more experience you have tackling problems,the mo she spent a lot of time on her clothes which she would wear that would be great in which i spent most of the time at the age of one翻译中文谢谢! The will save the time that they would have otherwise spent it forces you to organize the time to decide which problems deliver the office tomorrow would be great的中文? Would the effort spent on raising the Mary Rose have been be