if you know the answer___this question,please tell us A.of B.by C.to D.for 为什么是D

See if you know the words.翻译 if you want to know the time,you look Do you know if the man is badly ill 翻译 If you don't know the way,_______please咋填 英语翻译Have you ever had problems in your life and don’t know how to be happy?If so,you will find“Being a Happy Teenager”written by an Australian writer Andrew Matthews useful.In his book,Matthews tells us how to have a happy life and answ 英语翻译See to it that you include in the paper whatever questions they didn’t know the answer to last time.我不懂就在后面的to last time.last time是指延迟时间吗?还是指上一次的意思?可以解释下they didn't know the answ If you don't know the word,you can look up the word in the d______. 改为同义句：If you think hard,you'll know the answer.______ ______,______ you'll know the answer. If you become famous, people around the world will know you.（改为同义句）If you become famous , people ______ _______ the world will know you. -Do you know if they ____on a picnic?-If the weather ___fine tomorrow,they will. I miss you you know?If you feel the same way If you know the world is upside down without you You will not escape. If you had killed me, you know, you would be known all over the world If you want to know f____ information about the word,you can search the Internet. If you want to know the price.how do you ask the assistant?怎么回答(多种) If you dont know the meaning of thia word,you kan look it ( ? )in the dictionnry If you don't know the words,you can look them up in the d-----. You can write to the e__ of the magazine if you want to know about it