this is a simple idea,but ( ) that is hard to put into pract

this is a simple idea,but ( ) that is hard to put into pract this is a good idea,one which is hard to put into practice.这 Love is hard to get into,but harder to getout customer complaint is hard to solve,is there any simple but what matters is that you have put your idea into practice什麽意 1.I want to buy a ( ) bed,but this one is too hard.2.Tom ( ) That is a great idea. is idea that a good(.) is that a good idea 英语翻译Directions:This part is to test your ability to do pract thai is a good idea可不可以说this is a good idea.为什么要用that,不用this 半个忙啊,英译汉,Love is hard to get into,but harder to get out of.