“______ do you exercise?” “Three times a week.” [ ]

It shows what has happened the forests of the USA in the last 350 years.[ ]

Could you please ________ the window? It’s cold outside.—Oh, I’m sorry.

Jim is honest boy in my class. He bought me _____ useful book as abirthday present.

_____ isyourpen?— It’sblack.[ ]