After many months of grueling work and painful injuries to her shoulder and back, Susan realized that her dream of swimming the English Channel was unattainable.

After many months of grueling work and painful injuries to her shoulder and back, Susan realized that her dream of swimming the English Channel was unattainable.

A. impossible

B. unachievable

C. realistic

D. confused
Xem đáp án
C là đáp án đúng
Lời giải:
unattainable (adj): không thể đạt được, không thực tế >< realistic (adj): thực tế