1)They still___(have)their party though it ____(rain)2)The ______(world world's)population is about 1700million.

1)They still___(have)their party though it ____(rain)2)The ______(world world's)population is about 1700million. Although they plant trees in this area every year,the top of some hills are still___.Although they plant trees in this area every year,the top of some hills are still___.A.blankB.hollowC.vacantD.bare请陈述理由 1:Although they plant trees in this area every year,the tops of some hills are still___.A:blank B:hollow C:vacant C:bareblank和bare都有空白的意思,该选哪个呢?2:There's an opinion___ on the facts.A:based B:basing C:that base D:which base3: They have Today he is still___.(ill) They have a son and a (1). (1/2)They went to have supper after they finished their work.同义改写They ＿ Have they baseballs?和Do they have baseballs?是1个意思吗?1.They have baseballs?(变1般疑问句) ________ ________ ________?是题目有问题(应填Do they have baseballs?)还是填Have they baseballs? My dictionary ___,I have looked for it everywhere but still___ it.A.has lost,don't find B.is missing,don't find C.has lost,haven't found D.is missing,haven't found. I have being waiting for an hour but he still___.A.hasn't turned up B.didn't turn up C.didn't show upA对,为什么要用完成时?其他两个为什么错?求解,谢谢 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