Choose the best option A, B, C or D to complete the sentences. She swam strongly and_______ cross the river easily, even though it was swollen by the heavy rain.
Choose the best option A, B, C or D to complete the sentences.
She swam strongly and_______ cross the river easily, even though it was swollen by the heavy rain.
A. used to
B. was able to
C. could
D. was supposed to