Question

1. tú _____________ muy cansado y muy enfermo. a. estoy b. estás c. soy d. eres

Explanation:

In Spanish, "tú" is the second - person singular informal subject pronoun. "Estás" is the second - person singular present tense form of the verb "estar" which is used to express temporary states like being tired and sick. "Estoy" is the first - person singular form, "soy" and "eres" are forms of the verb "ser" which is used for more permanent characteristics, not for temporary conditions like being tired and sick.

Answer:

B. estás