I think these ship stamps are beautiful 改写否定句

I think these ship stamps are beautiful 改写否定句 flowers beautiful think these I stamps are (.) 连词成句 I think they are beautiful 改成否定句 Do you think these——（flower）stamps are beautiful? I think giraffe are beautiful同意句 句型转换I think there are some bisuits in that box.(改写否定句)This m whose stamps are these?(改为同义句) Whose stamps are these?(同义句） I think old people can be beautiful改为否定句 i think you are right.否定句 These are China stamps. I think giraffes are beautiful