Can someone help me please??

Which verb phrase correctly completes this sentence? ana y julia en el mar. a. están nadando b. estamos nadando c. estás nadando d. estoy nadando

Fill in the blank with the correct form of preterite or imperfect of the verb in parentheses. nosotros a la playa con ana ayer. (ir) answer for blank 1:

The exchange rate is 156 pesos for 1 us dollar. it costs 10,218 pesos to check an extra piece of luggage on the plane. you have $65 us dollars. which of the scenarios below best reflects your ability to check your extra piece of luggage? a. whew! you have just enough! b. oh no, you will have to leave your extra piece of luggage behind! c. you have enough to check your extra piece of luggage and buy a coffee for the flight. d. if you can scramble to find some spare change in your pocket, you can check your extra piece of luggage.