连词成句。
1．place; Earth; beautiful; is; the; a (.)
__________________________________________________________________________
2．from; the; dirty; makes; smoke; and; factories; air; cars; the (.)
___________________________________________________________________________
3．together; people; healthy; to; the; work; Earth; clean; keep; and (.)
____________________________________________________________________________
4．we; rivers; into; throwing; should; stop; rubbish (.)
___________________________________________________________________________
5．trees; we; cutting; many; stop; down; so; should (.)
____________________________________________________________________________
搜索
