I thought I b) had thrown my scarf into the back of the wardrobe, but I couldn't find it there.
b) had trown;
l thought l had trown my scarf into the back of the wardrobe, but l couldn't find it there
I thought I b) had thrown my scarf into the back of the wardrobe, but I couldn't find it there.
b) had trown;
l thought l had trown my scarf into the back of the wardrobe, but l couldn't find it there