Question

1.
A: have you thrown those old love letters away?
B: i don't remenber but they _______ (should - not - thrown away) in my opinio

2.
A: your cat doesn't look well
B: you're rihgt. it doesn't. it should______(take) to the vet.

3.
A: have they sold their old car?
B: i think it ______ ( could - sell) if it didn't cost so much¡

Answer 1

1. THE SHOULDN'T HAVE THROWN THEM AWAY

2. SHOULD GET  TAKEN TO

3. COULD BE SOLD

Answer 2

1.

A: have you thrown those old love letters away?

B: i don't remenber but they ___THE SHOULDN'T HAVE THROWN THEM AWAY ____ (should - not - thrown away) in my opinio  

2.

A: your cat doesn't look well

B: you're rihgt. it doesn't. it should__SHOULD GET  TAKEN TO  ____(take) to the vet.

3.

A: have they sold their old car?

B: i think it __ COULD BE SOLD ____ ( could - sell) if it didn't cost so much