题目

按要求完成下列各题。【1】Today more and more people speak Chinese around the world.(改为被动语态)Today Chinese_____ _____by more and more people around the world.【2】There is a hospital opposite our school.(改为同义句)There is a hospital __________our school.【3】He has taught in our school for 30 years.(对画线部分提问)__________he taught in your school?【4】My grandpa died three years ago.(改为同义句)My grandpa _______________since three years ago.【5】The old man felt excited when he returned to his hometown.(改为同义句)The old man felt excite青蛙的后肢发达，具有五趾，趾间有蹼，这既适于________，又适于________。