`III.` Chọn đáp án đúng nhất trong số `A,B,C,D` để hoàn thành các câu sau `:` `1.`- "Shall I put the books on the floor?" "No, I want to keep the `...` `A.` tidy room `B.` room tidily `C.` room is tidy `D.`room tidy `2.` Our form teacher couldn't come to the party, `...` was a pity. `A.` that `B.` which `C.` what `D.` this `3.` Their washing machine was out of `...`, so they couldn't wash any clothes. `A.`activity `B.` work `C.` order `D.` condition