They have contributed to the gift. 和They will sign their names in the album.如何用and with连接?

Wendy,Jenny and Nancy contribute $17.50 each to buy a birthday gift for Sophie.They decide to buy 2 CDs which cost $20.95 each.The tax for 2 CDs is $6.30.Do they have enought money? They have contribute to... help,help,English questions!please help me below quetions about China!1.How do the community and its population contribute to decisions made at the local and national levels?2.What attitudes,if any,do local citizens have towards those whom they have 1.They have_______ prices of medicines for the benefit of the people.A.figured out B.stood by C.brought down D.composed of2.How could he_____ believing that she was changing her mind.A.expose to B.contribute to C.break into D.keep from3.You have done 关于英语的代词和连词1.It must have rained last night,_____ the ground is wet now.for 我填的是as,觉得好像都行2.They spend the money on themselves rather than _____ it to their families.A.to contribute B.contributedC.contributing D. They were in the position that ought to contribute much to society这句话that引导的什么从句? They were in the position that ought to contribute much to society这句话that引导的什么从句? contribute sth to也可以说成contribute to 另外还有contribute sth towards和contribute towards sth这是新概念2册85课原文：I have just received a letter from my old school informing me that my former head- master,Mr Regmald Page,will b 英语翻译They have ____________________ Do they have enough they/have/what/do/(?) they have t_____ children. Where have they been? they (have)a party ( )tomatoes yes,they have They have a lovely where have they lunch?