Respuesta:
2. In January the twins __can't____ go sledding, but today they ____could___.
1. When Frank was twelve he ___couldn't___ drive a car. Today, he __can__.
3. A fish _couldn't__ live without water.
4. The Farmer ____could____ milk his cow now, but yesterday he ____can't____ because the cow was sleeping.
5. Sandra ___can't___ go in the boy’s bathroom but Peter ___can____.
Explicación:
esperó te sirva *-*