A. or so B. unmanned C. turn off D. as long as A. be harmhul to B. address C. lunar D. ecosystem A. disobey B. cost C. locked D. nineteen A. imaginary B. home and abroad C. recycle D. song A. take action B. axe C. improbable D. correspondence A. meat B. barbecue C. chain D. Ottawa A. take place B. Muslim C. afford D. riverside A. threatening B. make the bed C. inspiration D. basement A. fantastic B. besides C. fame D. industry A. rocket B. convenience C. pull down D. chew