Wow! These inventions are amazing．—They were all invented _______years ago.

My parents enjoy music.— ______. [ ]

Let’sgoclimbingthemountainsifit ______thisweekend.—Butnobodyknowsifit ______.[ ]

I tried several jackets on ,but _____of them fit me well.

Mr Smith will be back to school _________ a week.[ ]