The back garden of our house contains a lawn ，____very pleasant to sit on in summer.

Nancy was surprised that they have（），They seemed to be a happy couple.

John'sscoreonthetestisthehighestintheclass;（）helastnight.

Theeldestchildisthoroughly（）becausetheyalwaysgivehimwhateverhewant.

Our（）sensitivitydecreaseswithage.Byage60，mostpeoplehavelost40percentoftheirabilitytosmelland50percentoftheirtastebuds.